Home / 50,581.36-69,803.72-27,921.68

Finding the Fourth Proportional to 50,581.36, 69,803.72 and 27,921.68

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Solution

The fourth proportional to 50,581.36, 69,803.72 and 27,921.68 is: 38,532.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,581.36 : 69,803.72 = 27,921.68 : x
  2. Step 2: Convert to fraction form
    50,581.36/69,803.72 = 27,921.68/x
  3. Step 3: Cross multiply
    50,581.36x = 69,803.72 × 27,921.68
  4. Step 4: Simplify right side
    50,581.36x = 1,949,037,132.65
  5. Step 5: Solve for x
    x = 1,949,037,132.65/50,581.36
  6. Step 6: Final answer
    x = 38,532.72

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.