Home / 132,055.32-182,234.70-71,625

Finding the Fourth Proportional to 132,055.32, 182,234.70 and 71,625

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Solution

The fourth proportional to 132,055.32, 182,234.70 and 71,625 is: 98,841.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,055.32 : 182,234.70 = 71,625 : x
  2. Step 2: Convert to fraction form
    132,055.32/182,234.70 = 71,625/x
  3. Step 3: Cross multiply
    132,055.32x = 182,234.70 × 71,625
  4. Step 4: Simplify right side
    132,055.32x = 13,052,560,387.50
  5. Step 5: Solve for x
    x = 13,052,560,387.50/132,055.32
  6. Step 6: Final answer
    x = 98,841.61

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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.