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Finding the Fourth Proportional to 88,338.57, 132,550.37 and 43,969.20

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Solution

The fourth proportional to 88,338.57, 132,550.37 and 43,969.20 is: 65,974.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,338.57 : 132,550.37 = 43,969.20 : x
  2. Step 2: Convert to fraction form
    88,338.57/132,550.37 = 43,969.20/x
  3. Step 3: Cross multiply
    88,338.57x = 132,550.37 × 43,969.20
  4. Step 4: Simplify right side
    88,338.57x = 5,828,133,508.76
  5. Step 5: Solve for x
    x = 5,828,133,508.76/88,338.57
  6. Step 6: Final answer
    x = 65,974.96

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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.