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Finding the Fourth Proportional to 62,888.24, 86,785.76 and 37,737.76

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Solution

The fourth proportional to 62,888.24, 86,785.76 and 37,737.76 is: 52,078.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,888.24 : 86,785.76 = 37,737.76 : x
  2. Step 2: Convert to fraction form
    62,888.24/86,785.76 = 37,737.76/x
  3. Step 3: Cross multiply
    62,888.24x = 86,785.76 × 37,737.76
  4. Step 4: Simplify right side
    62,888.24x = 3,275,100,182.30
  5. Step 5: Solve for x
    x = 3,275,100,182.30/62,888.24
  6. Step 6: Final answer
    x = 52,078.10

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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.