Home / 194,385.28-268,250.52-109,529.68

Finding the Fourth Proportional to 194,385.28, 268,250.52 and 109,529.68

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Solution

The fourth proportional to 194,385.28, 268,250.52 and 109,529.68 is: 151,150.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,385.28 : 268,250.52 = 109,529.68 : x
  2. Step 2: Convert to fraction form
    194,385.28/268,250.52 = 109,529.68/x
  3. Step 3: Cross multiply
    194,385.28x = 268,250.52 × 109,529.68
  4. Step 4: Simplify right side
    194,385.28x = 29,381,393,615.43
  5. Step 5: Solve for x
    x = 29,381,393,615.43/194,385.28
  6. Step 6: Final answer
    x = 151,150.30

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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.