Home / 162,002.10-242,711.55-132,258.90

Finding the Fourth Proportional to 162,002.10, 242,711.55 and 132,258.90

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Solution

The fourth proportional to 162,002.10, 242,711.55 and 132,258.90 is: 198,150.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,002.10 : 242,711.55 = 132,258.90 : x
  2. Step 2: Convert to fraction form
    162,002.10/242,711.55 = 132,258.90/x
  3. Step 3: Cross multiply
    162,002.10x = 242,711.55 × 132,258.90
  4. Step 4: Simplify right side
    162,002.10x = 32,100,762,620.30
  5. Step 5: Solve for x
    x = 32,100,762,620.30/162,002.10
  6. Step 6: Final answer
    x = 198,150.29

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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.