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Finding the Fourth Proportional to 63,937.81, 88,234.29 and 35,642.89

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Solution

The fourth proportional to 63,937.81, 88,234.29 and 35,642.89 is: 49,187.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,937.81 : 88,234.29 = 35,642.89 : x
  2. Step 2: Convert to fraction form
    63,937.81/88,234.29 = 35,642.89/x
  3. Step 3: Cross multiply
    63,937.81x = 88,234.29 × 35,642.89
  4. Step 4: Simplify right side
    63,937.81x = 3,144,925,092.70
  5. Step 5: Solve for x
    x = 3,144,925,092.70/63,937.81
  6. Step 6: Final answer
    x = 49,187.25

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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.