Home / 57,574.46-86,306.28-29,507.78

Finding the Fourth Proportional to 57,574.46, 86,306.28 and 29,507.78

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Solution

The fourth proportional to 57,574.46, 86,306.28 and 29,507.78 is: 44,233.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,574.46 : 86,306.28 = 29,507.78 : x
  2. Step 2: Convert to fraction form
    57,574.46/86,306.28 = 29,507.78/x
  3. Step 3: Cross multiply
    57,574.46x = 86,306.28 × 29,507.78
  4. Step 4: Simplify right side
    57,574.46x = 2,546,706,722.86
  5. Step 5: Solve for x
    x = 2,546,706,722.86/57,574.46
  6. Step 6: Final answer
    x = 44,233.27

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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.