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Finding the Fourth Proportional to 64,367.88, 88,833.14 and 36,079.03

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Solution

The fourth proportional to 64,367.88, 88,833.14 and 36,079.03 is: 49,792.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,367.88 : 88,833.14 = 36,079.03 : x
  2. Step 2: Convert to fraction form
    64,367.88/88,833.14 = 36,079.03/x
  3. Step 3: Cross multiply
    64,367.88x = 88,833.14 × 36,079.03
  4. Step 4: Simplify right side
    64,367.88x = 3,205,013,523.05
  5. Step 5: Solve for x
    x = 3,205,013,523.05/64,367.88
  6. Step 6: Final answer
    x = 49,792.12

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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.