Home / 308,229.24-462,381.23-108,508.76

Finding the Fourth Proportional to 308,229.24, 462,381.23 and 108,508.76

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Solution

The fourth proportional to 308,229.24, 462,381.23 and 108,508.76 is: 162,776.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,229.24 : 462,381.23 = 108,508.76 : x
  2. Step 2: Convert to fraction form
    308,229.24/462,381.23 = 108,508.76/x
  3. Step 3: Cross multiply
    308,229.24x = 462,381.23 × 108,508.76
  4. Step 4: Simplify right side
    308,229.24x = 50,172,411,060.12
  5. Step 5: Solve for x
    x = 50,172,411,060.12/308,229.24
  6. Step 6: Final answer
    x = 162,776.29

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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.