Home / 132,156.92-182,377.10-71,727.65

Finding the Fourth Proportional to 132,156.92, 182,377.10 and 71,727.65

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Solution

The fourth proportional to 132,156.92, 182,377.10 and 71,727.65 is: 98,984.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,156.92 : 182,377.10 = 71,727.65 : x
  2. Step 2: Convert to fraction form
    132,156.92/182,377.10 = 71,727.65/x
  3. Step 3: Cross multiply
    132,156.92x = 182,377.10 × 71,727.65
  4. Step 4: Simplify right side
    132,156.92x = 13,081,480,748.16
  5. Step 5: Solve for x
    x = 13,081,480,748.16/132,156.92
  6. Step 6: Final answer
    x = 98,984.45

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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.