Home / 178,423.40-267,635.10-108,324.20

Finding the Fourth Proportional to 178,423.40, 267,635.10 and 108,324.20

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Solution

The fourth proportional to 178,423.40, 267,635.10 and 108,324.20 is: 162,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,423.40 : 267,635.10 = 108,324.20 : x
  2. Step 2: Convert to fraction form
    178,423.40/267,635.10 = 108,324.20/x
  3. Step 3: Cross multiply
    178,423.40x = 267,635.10 × 108,324.20
  4. Step 4: Simplify right side
    178,423.40x = 28,991,358,099.42
  5. Step 5: Solve for x
    x = 28,991,358,099.42/178,423.40
  6. Step 6: Final answer
    x = 162,486.30

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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.