Home / 83,586.20-125,377.98-33,665.12

Finding the Fourth Proportional to 83,586.20, 125,377.98 and 33,665.12

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Solution

The fourth proportional to 83,586.20, 125,377.98 and 33,665.12 is: 50,497.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,586.20 : 125,377.98 = 33,665.12 : x
  2. Step 2: Convert to fraction form
    83,586.20/125,377.98 = 33,665.12/x
  3. Step 3: Cross multiply
    83,586.20x = 125,377.98 × 33,665.12
  4. Step 4: Simplify right side
    83,586.20x = 4,220,864,742.06
  5. Step 5: Solve for x
    x = 4,220,864,742.06/83,586.20
  6. Step 6: Final answer
    x = 50,497.15

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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.