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Finding the Fourth Proportional to 63,084.54, 87,052.69 and 36,208.14

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Solution

The fourth proportional to 63,084.54, 87,052.69 and 36,208.14 is: 49,964.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,084.54 : 87,052.69 = 36,208.14 : x
  2. Step 2: Convert to fraction form
    63,084.54/87,052.69 = 36,208.14/x
  3. Step 3: Cross multiply
    63,084.54x = 87,052.69 × 36,208.14
  4. Step 4: Simplify right side
    63,084.54x = 3,152,015,986.90
  5. Step 5: Solve for x
    x = 3,152,015,986.90/63,084.54
  6. Step 6: Final answer
    x = 49,964.95

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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.