Home / 194,128.64-267,853.08-109,214.72

Finding the Fourth Proportional to 194,128.64, 267,853.08 and 109,214.72

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Solution

The fourth proportional to 194,128.64, 267,853.08 and 109,214.72 is: 150,691.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,128.64 : 267,853.08 = 109,214.72 : x
  2. Step 2: Convert to fraction form
    194,128.64/267,853.08 = 109,214.72/x
  3. Step 3: Cross multiply
    194,128.64x = 267,853.08 × 109,214.72
  4. Step 4: Simplify right side
    194,128.64x = 29,253,499,133.34
  5. Step 5: Solve for x
    x = 29,253,499,133.34/194,128.64
  6. Step 6: Final answer
    x = 150,691.31

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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.