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Finding the Fourth Proportional to 40,065.00, 60,081.09 and 17,863.19

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Solution

The fourth proportional to 40,065.00, 60,081.09 and 17,863.19 is: 26,787.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,065.00 : 60,081.09 = 17,863.19 : x
  2. Step 2: Convert to fraction form
    40,065.00/60,081.09 = 17,863.19/x
  3. Step 3: Cross multiply
    40,065.00x = 60,081.09 × 17,863.19
  4. Step 4: Simplify right side
    40,065.00x = 1,073,239,926.08
  5. Step 5: Solve for x
    x = 1,073,239,926.08/40,065.00
  6. Step 6: Final answer
    x = 26,787.47

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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.