Home / 97,197.20-134,115.90-54,167.29

Finding the Fourth Proportional to 97,197.20, 134,115.90 and 54,167.29

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Solution

The fourth proportional to 97,197.20, 134,115.90 and 54,167.29 is: 74,741.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,197.20 : 134,115.90 = 54,167.29 : x
  2. Step 2: Convert to fraction form
    97,197.20/134,115.90 = 54,167.29/x
  3. Step 3: Cross multiply
    97,197.20x = 134,115.90 × 54,167.29
  4. Step 4: Simplify right side
    97,197.20x = 7,264,694,791.06
  5. Step 5: Solve for x
    x = 7,264,694,791.06/97,197.20
  6. Step 6: Final answer
    x = 74,741.81

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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.