Home / 92,121.26-127,115.91-58,116.86

Finding the Fourth Proportional to 92,121.26, 127,115.91 and 58,116.86

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Solution

The fourth proportional to 92,121.26, 127,115.91 and 58,116.86 is: 80,194.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,121.26 : 127,115.91 = 58,116.86 : x
  2. Step 2: Convert to fraction form
    92,121.26/127,115.91 = 58,116.86/x
  3. Step 3: Cross multiply
    92,121.26x = 127,115.91 × 58,116.86
  4. Step 4: Simplify right side
    92,121.26x = 7,387,577,545.24
  5. Step 5: Solve for x
    x = 7,387,577,545.24/92,121.26
  6. Step 6: Final answer
    x = 80,194.06

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1.5x scale

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.