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Finding the Fourth Proportional to 63,344.30, 87,400.44 and 37,858.91

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Solution

The fourth proportional to 63,344.30, 87,400.44 and 37,858.91 is: 52,236.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,344.30 : 87,400.44 = 37,858.91 : x
  2. Step 2: Convert to fraction form
    63,344.30/87,400.44 = 37,858.91/x
  3. Step 3: Cross multiply
    63,344.30x = 87,400.44 × 37,858.91
  4. Step 4: Simplify right side
    63,344.30x = 3,308,885,553.02
  5. Step 5: Solve for x
    x = 3,308,885,553.02/63,344.30
  6. Step 6: Final answer
    x = 52,236.52

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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.