Home / 88,677.84-132,965.56-60,631.86

Finding the Fourth Proportional to 88,677.84, 132,965.56 and 60,631.86

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Solution

The fourth proportional to 88,677.84, 132,965.56 and 60,631.86 is: 90,912.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,677.84 : 132,965.56 = 60,631.86 : x
  2. Step 2: Convert to fraction form
    88,677.84/132,965.56 = 60,631.86/x
  3. Step 3: Cross multiply
    88,677.84x = 132,965.56 × 60,631.86
  4. Step 4: Simplify right side
    88,677.84x = 8,061,949,218.74
  5. Step 5: Solve for x
    x = 8,061,949,218.74/88,677.84
  6. Step 6: Final answer
    x = 90,912.78

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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.