Home / 132,245.50-182,515.43-81,952.06

Finding the Fourth Proportional to 132,245.50, 182,515.43 and 81,952.06

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Solution

The fourth proportional to 132,245.50, 182,515.43 and 81,952.06 is: 113,104.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,245.50 : 182,515.43 = 81,952.06 : x
  2. Step 2: Convert to fraction form
    132,245.50/182,515.43 = 81,952.06/x
  3. Step 3: Cross multiply
    132,245.50x = 182,515.43 × 81,952.06
  4. Step 4: Simplify right side
    132,245.50x = 14,957,515,470.29
  5. Step 5: Solve for x
    x = 14,957,515,470.29/132,245.50
  6. Step 6: Final answer
    x = 113,104.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.