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Finding the Fourth Proportional to 74,307.70, 102,524.79 and 44,067.88

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Solution

The fourth proportional to 74,307.70, 102,524.79 and 44,067.88 is: 60,801.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,307.70 : 102,524.79 = 44,067.88 : x
  2. Step 2: Convert to fraction form
    74,307.70/102,524.79 = 44,067.88/x
  3. Step 3: Cross multiply
    74,307.70x = 102,524.79 × 44,067.88
  4. Step 4: Simplify right side
    74,307.70x = 4,518,050,142.75
  5. Step 5: Solve for x
    x = 4,518,050,142.75/74,307.70
  6. Step 6: Final answer
    x = 60,801.91

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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.