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Finding the Fourth Proportional to 29,992.87, 44,950.27 and 12,202.79

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Solution

The fourth proportional to 29,992.87, 44,950.27 and 12,202.79 is: 18,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,992.87 : 44,950.27 = 12,202.79 : x
  2. Step 2: Convert to fraction form
    29,992.87/44,950.27 = 12,202.79/x
  3. Step 3: Cross multiply
    29,992.87x = 44,950.27 × 12,202.79
  4. Step 4: Simplify right side
    29,992.87x = 548,518,419.49
  5. Step 5: Solve for x
    x = 548,518,419.49/29,992.87
  6. Step 6: Final answer
    x = 18,288.30

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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.