Home / 115,085.54-172,559.18-44,997.86

Finding the Fourth Proportional to 115,085.54, 172,559.18 and 44,997.86

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Solution

The fourth proportional to 115,085.54, 172,559.18 and 44,997.86 is: 67,469.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,085.54 : 172,559.18 = 44,997.86 : x
  2. Step 2: Convert to fraction form
    115,085.54/172,559.18 = 44,997.86/x
  3. Step 3: Cross multiply
    115,085.54x = 172,559.18 × 44,997.86
  4. Step 4: Simplify right side
    115,085.54x = 7,764,793,823.35
  5. Step 5: Solve for x
    x = 7,764,793,823.35/115,085.54
  6. Step 6: Final answer
    x = 67,469.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.