Home / 127,591.56-176,115.62-82,269.64

Finding the Fourth Proportional to 127,591.56, 176,115.62 and 82,269.64

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Solution

The fourth proportional to 127,591.56, 176,115.62 and 82,269.64 is: 113,557.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,591.56 : 176,115.62 = 82,269.64 : x
  2. Step 2: Convert to fraction form
    127,591.56/176,115.62 = 82,269.64/x
  3. Step 3: Cross multiply
    127,591.56x = 176,115.62 × 82,269.64
  4. Step 4: Simplify right side
    127,591.56x = 14,488,968,655.78
  5. Step 5: Solve for x
    x = 14,488,968,655.78/127,591.56
  6. Step 6: Final answer
    x = 113,557.42

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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.