Home / 108,521.38-162,769.56-29,641.96

Finding the Fourth Proportional to 108,521.38, 162,769.56 and 29,641.96

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Solution

The fourth proportional to 108,521.38, 162,769.56 and 29,641.96 is: 44,459.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,521.38 : 162,769.56 = 29,641.96 : x
  2. Step 2: Convert to fraction form
    108,521.38/162,769.56 = 29,641.96/x
  3. Step 3: Cross multiply
    108,521.38x = 162,769.56 × 29,641.96
  4. Step 4: Simplify right side
    108,521.38x = 4,824,808,786.74
  5. Step 5: Solve for x
    x = 4,824,808,786.74/108,521.38
  6. Step 6: Final answer
    x = 44,459.52

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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.