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Finding the Fourth Proportional to 88,717.87, 133,004.85 and 60,567

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Solution

The fourth proportional to 88,717.87, 133,004.85 and 60,567 is: 90,801.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,717.87 : 133,004.85 = 60,567 : x
  2. Step 2: Convert to fraction form
    88,717.87/133,004.85 = 60,567/x
  3. Step 3: Cross multiply
    88,717.87x = 133,004.85 × 60,567
  4. Step 4: Simplify right side
    88,717.87x = 8,055,704,749.95
  5. Step 5: Solve for x
    x = 8,055,704,749.95/88,717.87
  6. Step 6: Final answer
    x = 90,801.38

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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.