Home / 97,132.25-134,052.11-56,843.61

Finding the Fourth Proportional to 97,132.25, 134,052.11 and 56,843.61

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Solution

The fourth proportional to 97,132.25, 134,052.11 and 56,843.61 is: 78,449.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,132.25 : 134,052.11 = 56,843.61 : x
  2. Step 2: Convert to fraction form
    97,132.25/134,052.11 = 56,843.61/x
  3. Step 3: Cross multiply
    97,132.25x = 134,052.11 × 56,843.61
  4. Step 4: Simplify right side
    97,132.25x = 7,620,005,860.52
  5. Step 5: Solve for x
    x = 7,620,005,860.52/97,132.25
  6. Step 6: Final answer
    x = 78,449.80

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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.