Home / 92,161.76-127,183.48-51,876.12

Finding the Fourth Proportional to 92,161.76, 127,183.48 and 51,876.12

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Solution

The fourth proportional to 92,161.76, 127,183.48 and 51,876.12 is: 71,589.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,161.76 : 127,183.48 = 51,876.12 : x
  2. Step 2: Convert to fraction form
    92,161.76/127,183.48 = 51,876.12/x
  3. Step 3: Cross multiply
    92,161.76x = 127,183.48 × 51,876.12
  4. Step 4: Simplify right side
    92,161.76x = 6,597,785,470.50
  5. Step 5: Solve for x
    x = 6,597,785,470.50/92,161.76
  6. Step 6: Final answer
    x = 71,589.19

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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.