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Finding the Fourth Proportional to 63,448.92, 87,568.70 and 36,586.08

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Solution

The fourth proportional to 63,448.92, 87,568.70 and 36,586.08 is: 50,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,448.92 : 87,568.70 = 36,586.08 : x
  2. Step 2: Convert to fraction form
    63,448.92/87,568.70 = 36,586.08/x
  3. Step 3: Cross multiply
    63,448.92x = 87,568.70 × 36,586.08
  4. Step 4: Simplify right side
    63,448.92x = 3,203,795,280.77
  5. Step 5: Solve for x
    x = 3,203,795,280.77/63,448.92
  6. Step 6: Final answer
    x = 50,494.09

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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.