Home / 178,002.20-267,003.30-166,251.80

Finding the Fourth Proportional to 178,002.20, 267,003.30 and 166,251.80

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Solution

The fourth proportional to 178,002.20, 267,003.30 and 166,251.80 is: 249,377.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,002.20 : 267,003.30 = 166,251.80 : x
  2. Step 2: Convert to fraction form
    178,002.20/267,003.30 = 166,251.80/x
  3. Step 3: Cross multiply
    178,002.20x = 267,003.30 × 166,251.80
  4. Step 4: Simplify right side
    178,002.20x = 44,389,779,230.94
  5. Step 5: Solve for x
    x = 44,389,779,230.94/178,002.20
  6. Step 6: Final answer
    x = 249,377.70

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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.