Home / 240,194.28-331,247.70-144,534.92

Finding the Fourth Proportional to 240,194.28, 331,247.70 and 144,534.92

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Solution

The fourth proportional to 240,194.28, 331,247.70 and 144,534.92 is: 199,325.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,194.28 : 331,247.70 = 144,534.92 : x
  2. Step 2: Convert to fraction form
    240,194.28/331,247.70 = 144,534.92/x
  3. Step 3: Cross multiply
    240,194.28x = 331,247.70 × 144,534.92
  4. Step 4: Simplify right side
    240,194.28x = 47,876,859,819.68
  5. Step 5: Solve for x
    x = 47,876,859,819.68/240,194.28
  6. Step 6: Final answer
    x = 199,325.56

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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.