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Finding the Fourth Proportional to 88,342.70, 132,463.69 and 60,296.71

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Solution

The fourth proportional to 88,342.70, 132,463.69 and 60,296.71 is: 90,410.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,342.70 : 132,463.69 = 60,296.71 : x
  2. Step 2: Convert to fraction form
    88,342.70/132,463.69 = 60,296.71/x
  3. Step 3: Cross multiply
    88,342.70x = 132,463.69 × 60,296.71
  4. Step 4: Simplify right side
    88,342.70x = 7,987,124,701.46
  5. Step 5: Solve for x
    x = 7,987,124,701.46/88,342.70
  6. Step 6: Final answer
    x = 90,410.69

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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.