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Finding the Fourth Proportional to 63,248.40, 87,286.04 and 37,751.76

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Solution

The fourth proportional to 63,248.40, 87,286.04 and 37,751.76 is: 52,099.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,248.40 : 87,286.04 = 37,751.76 : x
  2. Step 2: Convert to fraction form
    63,248.40/87,286.04 = 37,751.76/x
  3. Step 3: Cross multiply
    63,248.40x = 87,286.04 × 37,751.76
  4. Step 4: Simplify right side
    63,248.40x = 3,295,201,633.43
  5. Step 5: Solve for x
    x = 3,295,201,633.43/63,248.40
  6. Step 6: Final answer
    x = 52,099.37

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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.