Home / 194,747.40-292,092.30-54,520.20

Finding the Fourth Proportional to 194,747.40, 292,092.30 and 54,520.20

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Solution

The fourth proportional to 194,747.40, 292,092.30 and 54,520.20 is: 81,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,747.40 : 292,092.30 = 54,520.20 : x
  2. Step 2: Convert to fraction form
    194,747.40/292,092.30 = 54,520.20/x
  3. Step 3: Cross multiply
    194,747.40x = 292,092.30 × 54,520.20
  4. Step 4: Simplify right side
    194,747.40x = 15,924,930,614.46
  5. Step 5: Solve for x
    x = 15,924,930,614.46/194,747.40
  6. Step 6: Final answer
    x = 81,772.24

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.