Home / 102,843.20-141,924.66-60,402.44

Finding the Fourth Proportional to 102,843.20, 141,924.66 and 60,402.44

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Solution

The fourth proportional to 102,843.20, 141,924.66 and 60,402.44 is: 83,355.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,843.20 : 141,924.66 = 60,402.44 : x
  2. Step 2: Convert to fraction form
    102,843.20/141,924.66 = 60,402.44/x
  3. Step 3: Cross multiply
    102,843.20x = 141,924.66 × 60,402.44
  4. Step 4: Simplify right side
    102,843.20x = 8,572,595,760.17
  5. Step 5: Solve for x
    x = 8,572,595,760.17/102,843.20
  6. Step 6: Final answer
    x = 83,355.98

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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.