Home / 38,446.30-57,712.65-29,719.90

Finding the Fourth Proportional to 38,446.30, 57,712.65 and 29,719.90

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Solution

The fourth proportional to 38,446.30, 57,712.65 and 29,719.90 is: 44,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,446.30 : 57,712.65 = 29,719.90 : x
  2. Step 2: Convert to fraction form
    38,446.30/57,712.65 = 29,719.90/x
  3. Step 3: Cross multiply
    38,446.30x = 57,712.65 × 29,719.90
  4. Step 4: Simplify right side
    38,446.30x = 1,715,214,186.74
  5. Step 5: Solve for x
    x = 1,715,214,186.74/38,446.30
  6. Step 6: Final answer
    x = 44,613.24

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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.