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Finding the Fourth Proportional to 62,425.92, 86,141.12 and 36,933.24

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Solution

The fourth proportional to 62,425.92, 86,141.12 and 36,933.24 is: 50,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,425.92 : 86,141.12 = 36,933.24 : x
  2. Step 2: Convert to fraction form
    62,425.92/86,141.12 = 36,933.24/x
  3. Step 3: Cross multiply
    62,425.92x = 86,141.12 × 36,933.24
  4. Step 4: Simplify right side
    62,425.92x = 3,181,470,658.83
  5. Step 5: Solve for x
    x = 3,181,470,658.83/62,425.92
  6. Step 6: Final answer
    x = 50,963.94

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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.