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Finding the Fourth Proportional to 100,151.38, 150,191.53 and 36,958.01

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Solution

The fourth proportional to 100,151.38, 150,191.53 and 36,958.01 is: 55,423.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,151.38 : 150,191.53 = 36,958.01 : x
  2. Step 2: Convert to fraction form
    100,151.38/150,191.53 = 36,958.01/x
  3. Step 3: Cross multiply
    100,151.38x = 150,191.53 × 36,958.01
  4. Step 4: Simplify right side
    100,151.38x = 5,550,780,350.74
  5. Step 5: Solve for x
    x = 5,550,780,350.74/100,151.38
  6. Step 6: Final answer
    x = 55,423.90

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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.