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Finding the Fourth Proportional to 88,509.60, 132,850.80 and 44,186.40

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Solution

The fourth proportional to 88,509.60, 132,850.80 and 44,186.40 is: 66,322.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,509.60 : 132,850.80 = 44,186.40 : x
  2. Step 2: Convert to fraction form
    88,509.60/132,850.80 = 44,186.40/x
  3. Step 3: Cross multiply
    88,509.60x = 132,850.80 × 44,186.40
  4. Step 4: Simplify right side
    88,509.60x = 5,870,198,589.12
  5. Step 5: Solve for x
    x = 5,870,198,589.12/88,509.60
  6. Step 6: Final answer
    x = 66,322.73

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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.