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Finding the Fourth Proportional to 63,372.62, 87,448.26 and 37,873.88

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Solution

The fourth proportional to 63,372.62, 87,448.26 and 37,873.88 is: 52,262.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,372.62 : 87,448.26 = 37,873.88 : x
  2. Step 2: Convert to fraction form
    63,372.62/87,448.26 = 37,873.88/x
  3. Step 3: Cross multiply
    63,372.62x = 87,448.26 × 37,873.88
  4. Step 4: Simplify right side
    63,372.62x = 3,312,004,905.45
  5. Step 5: Solve for x
    x = 3,312,004,905.45/63,372.62
  6. Step 6: Final answer
    x = 52,262.40

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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.