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Finding the Fourth Proportional to 114,859.52, 172,287.12 and 62,601.56

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Solution

The fourth proportional to 114,859.52, 172,287.12 and 62,601.56 is: 93,901.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,859.52 : 172,287.12 = 62,601.56 : x
  2. Step 2: Convert to fraction form
    114,859.52/172,287.12 = 62,601.56/x
  3. Step 3: Cross multiply
    114,859.52x = 172,287.12 × 62,601.56
  4. Step 4: Simplify right side
    114,859.52x = 10,785,442,479.91
  5. Step 5: Solve for x
    x = 10,785,442,479.91/114,859.52
  6. Step 6: Final answer
    x = 93,901.16

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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.