Home / 53,439.28-73,748.28-29,241.88

Finding the Fourth Proportional to 53,439.28, 73,748.28 and 29,241.88

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Solution

The fourth proportional to 53,439.28, 73,748.28 and 29,241.88 is: 40,354.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,439.28 : 73,748.28 = 29,241.88 : x
  2. Step 2: Convert to fraction form
    53,439.28/73,748.28 = 29,241.88/x
  3. Step 3: Cross multiply
    53,439.28x = 73,748.28 × 29,241.88
  4. Step 4: Simplify right side
    53,439.28x = 2,156,538,353.97
  5. Step 5: Solve for x
    x = 2,156,538,353.97/53,439.28
  6. Step 6: Final answer
    x = 40,354.93

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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.