Home / 194,003.78-267,723.28-107,961.29

Finding the Fourth Proportional to 194,003.78, 267,723.28 and 107,961.29

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Solution

The fourth proportional to 194,003.78, 267,723.28 and 107,961.29 is: 148,985.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,003.78 : 267,723.28 = 107,961.29 : x
  2. Step 2: Convert to fraction form
    194,003.78/267,723.28 = 107,961.29/x
  3. Step 3: Cross multiply
    194,003.78x = 267,723.28 × 107,961.29
  4. Step 4: Simplify right side
    194,003.78x = 28,903,750,132.02
  5. Step 5: Solve for x
    x = 28,903,750,132.02/194,003.78
  6. Step 6: Final answer
    x = 148,985.50

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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.