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Finding the Fourth Proportional to 62,458.80, 93,700.52 and 18,085.92

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Solution

The fourth proportional to 62,458.80, 93,700.52 and 18,085.92 is: 27,132.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,458.80 : 93,700.52 = 18,085.92 : x
  2. Step 2: Convert to fraction form
    62,458.80/93,700.52 = 18,085.92/x
  3. Step 3: Cross multiply
    62,458.80x = 93,700.52 × 18,085.92
  4. Step 4: Simplify right side
    62,458.80x = 1,694,660,108.68
  5. Step 5: Solve for x
    x = 1,694,660,108.68/62,458.80
  6. Step 6: Final answer
    x = 27,132.45

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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.