Home / 71,349.28-98,452.66-41,135.72

Finding the Fourth Proportional to 71,349.28, 98,452.66 and 41,135.72

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Solution

The fourth proportional to 71,349.28, 98,452.66 and 41,135.72 is: 56,761.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,349.28 : 98,452.66 = 41,135.72 : x
  2. Step 2: Convert to fraction form
    71,349.28/98,452.66 = 41,135.72/x
  3. Step 3: Cross multiply
    71,349.28x = 98,452.66 × 41,135.72
  4. Step 4: Simplify right side
    71,349.28x = 4,049,921,055.02
  5. Step 5: Solve for x
    x = 4,049,921,055.02/71,349.28
  6. Step 6: Final answer
    x = 56,761.91

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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.