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Finding the Fourth Proportional to 63,244.92, 87,238.08 and 40,560.12

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Solution

The fourth proportional to 63,244.92, 87,238.08 and 40,560.12 is: 55,947.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,244.92 : 87,238.08 = 40,560.12 : x
  2. Step 2: Convert to fraction form
    63,244.92/87,238.08 = 40,560.12/x
  3. Step 3: Cross multiply
    63,244.92x = 87,238.08 × 40,560.12
  4. Step 4: Simplify right side
    63,244.92x = 3,538,386,993.37
  5. Step 5: Solve for x
    x = 3,538,386,993.37/63,244.92
  6. Step 6: Final answer
    x = 55,947.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.