Home / 83,732.34-125,598.33-21,402.66

Finding the Fourth Proportional to 83,732.34, 125,598.33 and 21,402.66

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Solution

The fourth proportional to 83,732.34, 125,598.33 and 21,402.66 is: 32,103.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,732.34 : 125,598.33 = 21,402.66 : x
  2. Step 2: Convert to fraction form
    83,732.34/125,598.33 = 21,402.66/x
  3. Step 3: Cross multiply
    83,732.34x = 125,598.33 × 21,402.66
  4. Step 4: Simplify right side
    83,732.34x = 2,688,138,353.56
  5. Step 5: Solve for x
    x = 2,688,138,353.56/83,732.34
  6. Step 6: Final answer
    x = 32,103.94

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1.5x scale

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.