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Finding the Fourth Proportional to 55,006.87, 82,441.05 and 29,994.88

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Solution

The fourth proportional to 55,006.87, 82,441.05 and 29,994.88 is: 44,954.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,006.87 : 82,441.05 = 29,994.88 : x
  2. Step 2: Convert to fraction form
    55,006.87/82,441.05 = 29,994.88/x
  3. Step 3: Cross multiply
    55,006.87x = 82,441.05 × 29,994.88
  4. Step 4: Simplify right side
    55,006.87x = 2,472,809,401.82
  5. Step 5: Solve for x
    x = 2,472,809,401.82/55,006.87
  6. Step 6: Final answer
    x = 44,954.56

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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.