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Finding the Fourth Proportional to 68,248.93, 102,387.97 and 23,877.13

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Solution

The fourth proportional to 68,248.93, 102,387.97 and 23,877.13 is: 35,820.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,248.93 : 102,387.97 = 23,877.13 : x
  2. Step 2: Convert to fraction form
    68,248.93/102,387.97 = 23,877.13/x
  3. Step 3: Cross multiply
    68,248.93x = 102,387.97 × 23,877.13
  4. Step 4: Simplify right side
    68,248.93x = 2,444,730,238.80
  5. Step 5: Solve for x
    x = 2,444,730,238.80/68,248.93
  6. Step 6: Final answer
    x = 35,820.79

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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.