Home / 97,116.38-134,023.11-54,676.43

Finding the Fourth Proportional to 97,116.38, 134,023.11 and 54,676.43

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Solution

The fourth proportional to 97,116.38, 134,023.11 and 54,676.43 is: 75,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,116.38 : 134,023.11 = 54,676.43 : x
  2. Step 2: Convert to fraction form
    97,116.38/134,023.11 = 54,676.43/x
  3. Step 3: Cross multiply
    97,116.38x = 134,023.11 × 54,676.43
  4. Step 4: Simplify right side
    97,116.38x = 7,327,905,192.30
  5. Step 5: Solve for x
    x = 7,327,905,192.30/97,116.38
  6. Step 6: Final answer
    x = 75,454.88

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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.