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Finding the Fourth Proportional to 64,327.92, 88,772.40 and 36,033

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Solution

The fourth proportional to 64,327.92, 88,772.40 and 36,033 is: 49,725.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,327.92 : 88,772.40 = 36,033 : x
  2. Step 2: Convert to fraction form
    64,327.92/88,772.40 = 36,033/x
  3. Step 3: Cross multiply
    64,327.92x = 88,772.40 × 36,033
  4. Step 4: Simplify right side
    64,327.92x = 3,198,735,889.20
  5. Step 5: Solve for x
    x = 3,198,735,889.20/64,327.92
  6. Step 6: Final answer
    x = 49,725.47

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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.