Home / 87,841.40-131,723.70-35,233.40

Finding the Fourth Proportional to 87,841.40, 131,723.70 and 35,233.40

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Solution

The fourth proportional to 87,841.40, 131,723.70 and 35,233.40 is: 52,834.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,841.40 : 131,723.70 = 35,233.40 : x
  2. Step 2: Convert to fraction form
    87,841.40/131,723.70 = 35,233.40/x
  3. Step 3: Cross multiply
    87,841.40x = 131,723.70 × 35,233.40
  4. Step 4: Simplify right side
    87,841.40x = 4,641,073,811.58
  5. Step 5: Solve for x
    x = 4,641,073,811.58/87,841.40
  6. Step 6: Final answer
    x = 52,834.70

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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.