Home / 88,612.47-132,890.04-29,432.25

Finding the Fourth Proportional to 88,612.47, 132,890.04 and 29,432.25

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Solution

The fourth proportional to 88,612.47, 132,890.04 and 29,432.25 is: 44,138.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,612.47 : 132,890.04 = 29,432.25 : x
  2. Step 2: Convert to fraction form
    88,612.47/132,890.04 = 29,432.25/x
  3. Step 3: Cross multiply
    88,612.47x = 132,890.04 × 29,432.25
  4. Step 4: Simplify right side
    88,612.47x = 3,911,252,879.79
  5. Step 5: Solve for x
    x = 3,911,252,879.79/88,612.47
  6. Step 6: Final answer
    x = 44,138.85

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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.