Home / 144,034.32-215,920.12-50,489.04

Finding the Fourth Proportional to 144,034.32, 215,920.12 and 50,489.04

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Solution

The fourth proportional to 144,034.32, 215,920.12 and 50,489.04 is: 75,687.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,034.32 : 215,920.12 = 50,489.04 : x
  2. Step 2: Convert to fraction form
    144,034.32/215,920.12 = 50,489.04/x
  3. Step 3: Cross multiply
    144,034.32x = 215,920.12 × 50,489.04
  4. Step 4: Simplify right side
    144,034.32x = 10,901,599,575.48
  5. Step 5: Solve for x
    x = 10,901,599,575.48/144,034.32
  6. Step 6: Final answer
    x = 75,687.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.