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Finding the Fourth Proportional to 29,994.88, 41,391.12 and 18,062.08

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Solution

The fourth proportional to 29,994.88, 41,391.12 and 18,062.08 is: 24,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,994.88 : 41,391.12 = 18,062.08 : x
  2. Step 2: Convert to fraction form
    29,994.88/41,391.12 = 18,062.08/x
  3. Step 3: Cross multiply
    29,994.88x = 41,391.12 × 18,062.08
  4. Step 4: Simplify right side
    29,994.88x = 747,609,720.73
  5. Step 5: Solve for x
    x = 747,609,720.73/29,994.88
  6. Step 6: Final answer
    x = 24,924.58

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1.5x scale

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.