Home / 68,002.20-93,841.17-37,786.74

Finding the Fourth Proportional to 68,002.20, 93,841.17 and 37,786.74

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Solution

The fourth proportional to 68,002.20, 93,841.17 and 37,786.74 is: 52,144.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,002.20 : 93,841.17 = 37,786.74 : x
  2. Step 2: Convert to fraction form
    68,002.20/93,841.17 = 37,786.74/x
  3. Step 3: Cross multiply
    68,002.20x = 93,841.17 × 37,786.74
  4. Step 4: Simplify right side
    68,002.20x = 3,545,951,892.09
  5. Step 5: Solve for x
    x = 3,545,951,892.09/68,002.20
  6. Step 6: Final answer
    x = 52,144.66

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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.