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Finding the Fourth Proportional to 63,042.76, 94,564.16 and 36,747.40

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Solution

The fourth proportional to 63,042.76, 94,564.16 and 36,747.40 is: 55,121.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,042.76 : 94,564.16 = 36,747.40 : x
  2. Step 2: Convert to fraction form
    63,042.76/94,564.16 = 36,747.40/x
  3. Step 3: Cross multiply
    63,042.76x = 94,564.16 × 36,747.40
  4. Step 4: Simplify right side
    63,042.76x = 3,474,987,013.18
  5. Step 5: Solve for x
    x = 3,474,987,013.18/63,042.76
  6. Step 6: Final answer
    x = 55,121.11

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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.