Home / 194,054.76-267,781.05-109,155.42

Finding the Fourth Proportional to 194,054.76, 267,781.05 and 109,155.42

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Solution

The fourth proportional to 194,054.76, 267,781.05 and 109,155.42 is: 150,626.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,054.76 : 267,781.05 = 109,155.42 : x
  2. Step 2: Convert to fraction form
    194,054.76/267,781.05 = 109,155.42/x
  3. Step 3: Cross multiply
    194,054.76x = 267,781.05 × 109,155.42
  4. Step 4: Simplify right side
    194,054.76x = 29,229,752,980.79
  5. Step 5: Solve for x
    x = 29,229,752,980.79/194,054.76
  6. Step 6: Final answer
    x = 150,626.31

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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.