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Finding the Fourth Proportional to 74,656.91, 112,001.12 and 24,734.15

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Solution

The fourth proportional to 74,656.91, 112,001.12 and 24,734.15 is: 37,106.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,656.91 : 112,001.12 = 24,734.15 : x
  2. Step 2: Convert to fraction form
    74,656.91/112,001.12 = 24,734.15/x
  3. Step 3: Cross multiply
    74,656.91x = 112,001.12 × 24,734.15
  4. Step 4: Simplify right side
    74,656.91x = 2,770,252,378.58
  5. Step 5: Solve for x
    x = 2,770,252,378.58/74,656.91
  6. Step 6: Final answer
    x = 37,106.44

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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.