Home / 96,378.46-144,489.78-40,261.56

Finding the Fourth Proportional to 96,378.46, 144,489.78 and 40,261.56

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Solution

The fourth proportional to 96,378.46, 144,489.78 and 40,261.56 is: 60,359.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,378.46 : 144,489.78 = 40,261.56 : x
  2. Step 2: Convert to fraction form
    96,378.46/144,489.78 = 40,261.56/x
  3. Step 3: Cross multiply
    96,378.46x = 144,489.78 × 40,261.56
  4. Step 4: Simplify right side
    96,378.46x = 5,817,383,946.86
  5. Step 5: Solve for x
    x = 5,817,383,946.86/96,378.46
  6. Step 6: Final answer
    x = 60,359.79

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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.