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Finding the Fourth Proportional to 64,393.04, 88,861.56 and 36,098.48

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Solution

The fourth proportional to 64,393.04, 88,861.56 and 36,098.48 is: 49,815.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,393.04 : 88,861.56 = 36,098.48 : x
  2. Step 2: Convert to fraction form
    64,393.04/88,861.56 = 36,098.48/x
  3. Step 3: Cross multiply
    64,393.04x = 88,861.56 × 36,098.48
  4. Step 4: Simplify right side
    64,393.04x = 3,207,767,246.43
  5. Step 5: Solve for x
    x = 3,207,767,246.43/64,393.04
  6. Step 6: Final answer
    x = 49,815.43

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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.