Home / 162,489.05-243,738.56-44,162.90

Finding the Fourth Proportional to 162,489.05, 243,738.56 and 44,162.90

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Solution

The fourth proportional to 162,489.05, 243,738.56 and 44,162.90 is: 66,245.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,489.05 : 243,738.56 = 44,162.90 : x
  2. Step 2: Convert to fraction form
    162,489.05/243,738.56 = 44,162.90/x
  3. Step 3: Cross multiply
    162,489.05x = 243,738.56 × 44,162.90
  4. Step 4: Simplify right side
    162,489.05x = 10,764,200,543.14
  5. Step 5: Solve for x
    x = 10,764,200,543.14/162,489.05
  6. Step 6: Final answer
    x = 66,245.70

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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.