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Finding the Fourth Proportional to 68,894.88, 103,358.61 and 24,525.42

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Solution

The fourth proportional to 68,894.88, 103,358.61 and 24,525.42 is: 36,793.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,894.88 : 103,358.61 = 24,525.42 : x
  2. Step 2: Convert to fraction form
    68,894.88/103,358.61 = 24,525.42/x
  3. Step 3: Cross multiply
    68,894.88x = 103,358.61 × 24,525.42
  4. Step 4: Simplify right side
    68,894.88x = 2,534,913,320.87
  5. Step 5: Solve for x
    x = 2,534,913,320.87/68,894.88
  6. Step 6: Final answer
    x = 36,793.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.