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Finding the Fourth Proportional to 64,326.92, 88,771.02 and 36,032

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Solution

The fourth proportional to 64,326.92, 88,771.02 and 36,032 is: 49,724.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,326.92 : 88,771.02 = 36,032 : x
  2. Step 2: Convert to fraction form
    64,326.92/88,771.02 = 36,032/x
  3. Step 3: Cross multiply
    64,326.92x = 88,771.02 × 36,032
  4. Step 4: Simplify right side
    64,326.92x = 3,198,597,392.64
  5. Step 5: Solve for x
    x = 3,198,597,392.64/64,326.92
  6. Step 6: Final answer
    x = 49,724.09

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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.