Home / 149,548.20-224,273.70-49,691.40

Finding the Fourth Proportional to 149,548.20, 224,273.70 and 49,691.40

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Solution

The fourth proportional to 149,548.20, 224,273.70 and 49,691.40 is: 74,520.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,548.20 : 224,273.70 = 49,691.40 : x
  2. Step 2: Convert to fraction form
    149,548.20/224,273.70 = 49,691.40/x
  3. Step 3: Cross multiply
    149,548.20x = 224,273.70 × 49,691.40
  4. Step 4: Simplify right side
    149,548.20x = 11,144,474,136.18
  5. Step 5: Solve for x
    x = 11,144,474,136.18/149,548.20
  6. Step 6: Final answer
    x = 74,520.95

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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.