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Finding the Fourth Proportional to 41,994.87, 62,970.44 and 15,677.97

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Solution

The fourth proportional to 41,994.87, 62,970.44 and 15,677.97 is: 23,508.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,994.87 : 62,970.44 = 15,677.97 : x
  2. Step 2: Convert to fraction form
    41,994.87/62,970.44 = 15,677.97/x
  3. Step 3: Cross multiply
    41,994.87x = 62,970.44 × 15,677.97
  4. Step 4: Simplify right side
    41,994.87x = 987,248,590.82
  5. Step 5: Solve for x
    x = 987,248,590.82/41,994.87
  6. Step 6: Final answer
    x = 23,508.79

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1.5x scale

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.