Home / 51,742.52-71,402.65-29,082.50

Finding the Fourth Proportional to 51,742.52, 71,402.65 and 29,082.50

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Solution

The fourth proportional to 51,742.52, 71,402.65 and 29,082.50 is: 40,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,742.52 : 71,402.65 = 29,082.50 : x
  2. Step 2: Convert to fraction form
    51,742.52/71,402.65 = 29,082.50/x
  3. Step 3: Cross multiply
    51,742.52x = 71,402.65 × 29,082.50
  4. Step 4: Simplify right side
    51,742.52x = 2,076,567,138.91
  5. Step 5: Solve for x
    x = 2,076,567,138.91/51,742.52
  6. Step 6: Final answer
    x = 40,132.71

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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.