Home / 88,534.20-132,876.90-35,981.40

Finding the Fourth Proportional to 88,534.20, 132,876.90 and 35,981.40

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Solution

The fourth proportional to 88,534.20, 132,876.90 and 35,981.40 is: 54,002.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,534.20 : 132,876.90 = 35,981.40 : x
  2. Step 2: Convert to fraction form
    88,534.20/132,876.90 = 35,981.40/x
  3. Step 3: Cross multiply
    88,534.20x = 132,876.90 × 35,981.40
  4. Step 4: Simplify right side
    88,534.20x = 4,781,096,889.66
  5. Step 5: Solve for x
    x = 4,781,096,889.66/88,534.20
  6. Step 6: Final answer
    x = 54,002.82

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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.