Home / 62,637.92-86,445.78-34,349.12

Finding the Fourth Proportional to 62,637.92, 86,445.78 and 34,349.12

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Solution

The fourth proportional to 62,637.92, 86,445.78 and 34,349.12 is: 47,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,637.92 : 86,445.78 = 34,349.12 : x
  2. Step 2: Convert to fraction form
    62,637.92/86,445.78 = 34,349.12/x
  3. Step 3: Cross multiply
    62,637.92x = 86,445.78 × 34,349.12
  4. Step 4: Simplify right side
    62,637.92x = 2,969,336,470.71
  5. Step 5: Solve for x
    x = 2,969,336,470.71/62,637.92
  6. Step 6: Final answer
    x = 47,404.77

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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.