Home / 86,414.96-129,625.20-27,251.16

Finding the Fourth Proportional to 86,414.96, 129,625.20 and 27,251.16

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Solution

The fourth proportional to 86,414.96, 129,625.20 and 27,251.16 is: 40,877.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,414.96 : 129,625.20 = 27,251.16 : x
  2. Step 2: Convert to fraction form
    86,414.96/129,625.20 = 27,251.16/x
  3. Step 3: Cross multiply
    86,414.96x = 129,625.20 × 27,251.16
  4. Step 4: Simplify right side
    86,414.96x = 3,532,437,065.23
  5. Step 5: Solve for x
    x = 3,532,437,065.23/86,414.96
  6. Step 6: Final answer
    x = 40,877.61

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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.