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Finding the Fourth Proportional to 89,191.76, 133,770.60 and 44,806.19

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Solution

The fourth proportional to 89,191.76, 133,770.60 and 44,806.19 is: 67,200.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,191.76 : 133,770.60 = 44,806.19 : x
  2. Step 2: Convert to fraction form
    89,191.76/133,770.60 = 44,806.19/x
  3. Step 3: Cross multiply
    89,191.76x = 133,770.60 × 44,806.19
  4. Step 4: Simplify right side
    89,191.76x = 5,993,750,920.01
  5. Step 5: Solve for x
    x = 5,993,750,920.01/89,191.76
  6. Step 6: Final answer
    x = 67,200.72

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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.