Home / 131,591.40-197,416.14-61,432.44

Finding the Fourth Proportional to 131,591.40, 197,416.14 and 61,432.44

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Solution

The fourth proportional to 131,591.40, 197,416.14 and 61,432.44 is: 92,162.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,591.40 : 197,416.14 = 61,432.44 : x
  2. Step 2: Convert to fraction form
    131,591.40/197,416.14 = 61,432.44/x
  3. Step 3: Cross multiply
    131,591.40x = 197,416.14 × 61,432.44
  4. Step 4: Simplify right side
    131,591.40x = 12,127,755,175.58
  5. Step 5: Solve for x
    x = 12,127,755,175.58/131,591.40
  6. Step 6: Final answer
    x = 92,162.22

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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.