Home / 132,131.92-182,341.14-71,701.04

Finding the Fourth Proportional to 132,131.92, 182,341.14 and 71,701.04

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Solution

The fourth proportional to 132,131.92, 182,341.14 and 71,701.04 is: 98,946.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,131.92 : 182,341.14 = 71,701.04 : x
  2. Step 2: Convert to fraction form
    132,131.92/182,341.14 = 71,701.04/x
  3. Step 3: Cross multiply
    132,131.92x = 182,341.14 × 71,701.04
  4. Step 4: Simplify right side
    132,131.92x = 13,074,049,372.79
  5. Step 5: Solve for x
    x = 13,074,049,372.79/132,131.92
  6. Step 6: Final answer
    x = 98,946.94

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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.