Home / 50,555.46-75,855.26-19,412.58

Finding the Fourth Proportional to 50,555.46, 75,855.26 and 19,412.58

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Solution

The fourth proportional to 50,555.46, 75,855.26 and 19,412.58 is: 29,127.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,555.46 : 75,855.26 = 19,412.58 : x
  2. Step 2: Convert to fraction form
    50,555.46/75,855.26 = 19,412.58/x
  3. Step 3: Cross multiply
    50,555.46x = 75,855.26 × 19,412.58
  4. Step 4: Simplify right side
    50,555.46x = 1,472,546,303.17
  5. Step 5: Solve for x
    x = 1,472,546,303.17/50,555.46
  6. Step 6: Final answer
    x = 29,127.34

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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.