Home / 52,988.76-73,124.71-29,115.90

Finding the Fourth Proportional to 52,988.76, 73,124.71 and 29,115.90

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Solution

The fourth proportional to 52,988.76, 73,124.71 and 29,115.90 is: 40,180.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,988.76 : 73,124.71 = 29,115.90 : x
  2. Step 2: Convert to fraction form
    52,988.76/73,124.71 = 29,115.90/x
  3. Step 3: Cross multiply
    52,988.76x = 73,124.71 × 29,115.90
  4. Step 4: Simplify right side
    52,988.76x = 2,129,091,671.10
  5. Step 5: Solve for x
    x = 2,129,091,671.10/52,988.76
  6. Step 6: Final answer
    x = 40,180.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.