Home / 50,416.36-75,624.57-20,801.65

Finding the Fourth Proportional to 50,416.36, 75,624.57 and 20,801.65

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Solution

The fourth proportional to 50,416.36, 75,624.57 and 20,801.65 is: 31,202.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,416.36 : 75,624.57 = 20,801.65 : x
  2. Step 2: Convert to fraction form
    50,416.36/75,624.57 = 20,801.65/x
  3. Step 3: Cross multiply
    50,416.36x = 75,624.57 × 20,801.65
  4. Step 4: Simplify right side
    50,416.36x = 1,573,115,836.54
  5. Step 5: Solve for x
    x = 1,573,115,836.54/50,416.36
  6. Step 6: Final answer
    x = 31,202.49

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Half scale
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Double scale
Find fourth proportional to 50,417.36, 75,626.07 and 20,802.65
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.