Home / 92,120.26-127,114.53-58,115.86

Finding the Fourth Proportional to 92,120.26, 127,114.53 and 58,115.86

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Solution

The fourth proportional to 92,120.26, 127,114.53 and 58,115.86 is: 80,192.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,120.26 : 127,114.53 = 58,115.86 : x
  2. Step 2: Convert to fraction form
    92,120.26/127,114.53 = 58,115.86/x
  3. Step 3: Cross multiply
    92,120.26x = 127,114.53 × 58,115.86
  4. Step 4: Simplify right side
    92,120.26x = 7,387,370,229.45
  5. Step 5: Solve for x
    x = 7,387,370,229.45/92,120.26
  6. Step 6: Final answer
    x = 80,192.68

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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.