Home / 68,001.15-93,839.72-37,785.69

Finding the Fourth Proportional to 68,001.15, 93,839.72 and 37,785.69

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Solution

The fourth proportional to 68,001.15, 93,839.72 and 37,785.69 is: 52,143.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,001.15 : 93,839.72 = 37,785.69 : x
  2. Step 2: Convert to fraction form
    68,001.15/93,839.72 = 37,785.69/x
  3. Step 3: Cross multiply
    68,001.15x = 93,839.72 × 37,785.69
  4. Step 4: Simplify right side
    68,001.15x = 3,545,798,380.68
  5. Step 5: Solve for x
    x = 3,545,798,380.68/68,001.15
  6. Step 6: Final answer
    x = 52,143.21

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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.