Home / 178,233.40-267,350.10-115,247.80

Finding the Fourth Proportional to 178,233.40, 267,350.10 and 115,247.80

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Solution

The fourth proportional to 178,233.40, 267,350.10 and 115,247.80 is: 172,871.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,233.40 : 267,350.10 = 115,247.80 : x
  2. Step 2: Convert to fraction form
    178,233.40/267,350.10 = 115,247.80/x
  3. Step 3: Cross multiply
    178,233.40x = 267,350.10 × 115,247.80
  4. Step 4: Simplify right side
    178,233.40x = 30,811,510,854.78
  5. Step 5: Solve for x
    x = 30,811,510,854.78/178,233.40
  6. Step 6: Final answer
    x = 172,871.70

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1.5x scale

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.