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Finding the Fourth Proportional to 18,016.80, 24,863.04 and 10,058.79

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Solution

The fourth proportional to 18,016.80, 24,863.04 and 10,058.79 is: 13,881.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,016.80 : 24,863.04 = 10,058.79 : x
  2. Step 2: Convert to fraction form
    18,016.80/24,863.04 = 10,058.79/x
  3. Step 3: Cross multiply
    18,016.80x = 24,863.04 × 10,058.79
  4. Step 4: Simplify right side
    18,016.80x = 250,092,098.12
  5. Step 5: Solve for x
    x = 250,092,098.12/18,016.80
  6. Step 6: Final answer
    x = 13,881.05

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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.