Home / 194,657.28-268,626.48-109,773.72

Finding the Fourth Proportional to 194,657.28, 268,626.48 and 109,773.72

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Solution

The fourth proportional to 194,657.28, 268,626.48 and 109,773.72 is: 151,487.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,657.28 : 268,626.48 = 109,773.72 : x
  2. Step 2: Convert to fraction form
    194,657.28/268,626.48 = 109,773.72/x
  3. Step 3: Cross multiply
    194,657.28x = 268,626.48 × 109,773.72
  4. Step 4: Simplify right side
    194,657.28x = 29,488,128,000.11
  5. Step 5: Solve for x
    x = 29,488,128,000.11/194,657.28
  6. Step 6: Final answer
    x = 151,487.41

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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.