Home / 182,279.85-251,540.28-99,490.65

Finding the Fourth Proportional to 182,279.85, 251,540.28 and 99,490.65

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Solution

The fourth proportional to 182,279.85, 251,540.28 and 99,490.65 is: 137,293.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,279.85 : 251,540.28 = 99,490.65 : x
  2. Step 2: Convert to fraction form
    182,279.85/251,540.28 = 99,490.65/x
  3. Step 3: Cross multiply
    182,279.85x = 251,540.28 × 99,490.65
  4. Step 4: Simplify right side
    182,279.85x = 25,025,905,958.38
  5. Step 5: Solve for x
    x = 25,025,905,958.38/182,279.85
  6. Step 6: Final answer
    x = 137,293.87

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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.