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Finding the Fourth Proportional to 63,801.53, 88,040.90 and 36,945.78

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Solution

The fourth proportional to 63,801.53, 88,040.90 and 36,945.78 is: 50,982.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,801.53 : 88,040.90 = 36,945.78 : x
  2. Step 2: Convert to fraction form
    63,801.53/88,040.90 = 36,945.78/x
  3. Step 3: Cross multiply
    63,801.53x = 88,040.90 × 36,945.78
  4. Step 4: Simplify right side
    63,801.53x = 3,252,739,537.67
  5. Step 5: Solve for x
    x = 3,252,739,537.67/63,801.53
  6. Step 6: Final answer
    x = 50,982.16

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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.