Home / 68,000.30-93,839.17-37,785.07

Finding the Fourth Proportional to 68,000.30, 93,839.17 and 37,785.07

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Solution

The fourth proportional to 68,000.30, 93,839.17 and 37,785.07 is: 52,142.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,000.30 : 93,839.17 = 37,785.07 : x
  2. Step 2: Convert to fraction form
    68,000.30/93,839.17 = 37,785.07/x
  3. Step 3: Cross multiply
    68,000.30x = 93,839.17 × 37,785.07
  4. Step 4: Simplify right side
    68,000.30x = 3,545,719,512.73
  5. Step 5: Solve for x
    x = 3,545,719,512.73/68,000.30
  6. Step 6: Final answer
    x = 52,142.71

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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.