Home / 131,532.18-197,298.68-36,761.74

Finding the Fourth Proportional to 131,532.18, 197,298.68 and 36,761.74

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Solution

The fourth proportional to 131,532.18, 197,298.68 and 36,761.74 is: 55,142.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,532.18 : 197,298.68 = 36,761.74 : x
  2. Step 2: Convert to fraction form
    131,532.18/197,298.68 = 36,761.74/x
  3. Step 3: Cross multiply
    131,532.18x = 197,298.68 × 36,761.74
  4. Step 4: Simplify right side
    131,532.18x = 7,253,042,375.16
  5. Step 5: Solve for x
    x = 7,253,042,375.16/131,532.18
  6. Step 6: Final answer
    x = 55,142.72

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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.