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Finding the Fourth Proportional to 64,344.78, 88,799.43 and 36,059.58

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Solution

The fourth proportional to 64,344.78, 88,799.43 and 36,059.58 is: 49,764.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,344.78 : 88,799.43 = 36,059.58 : x
  2. Step 2: Convert to fraction form
    64,344.78/88,799.43 = 36,059.58/x
  3. Step 3: Cross multiply
    64,344.78x = 88,799.43 × 36,059.58
  4. Step 4: Simplify right side
    64,344.78x = 3,202,070,150.04
  5. Step 5: Solve for x
    x = 3,202,070,150.04/64,344.78
  6. Step 6: Final answer
    x = 49,764.26

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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.