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Finding the Fourth Proportional to 25,081.83, 34,612 and 13,751.08

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Solution

The fourth proportional to 25,081.83, 34,612 and 13,751.08 is: 18,975.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,081.83 : 34,612 = 13,751.08 : x
  2. Step 2: Convert to fraction form
    25,081.83/34,612 = 13,751.08/x
  3. Step 3: Cross multiply
    25,081.83x = 34,612 × 13,751.08
  4. Step 4: Simplify right side
    25,081.83x = 475,952,380.96
  5. Step 5: Solve for x
    x = 475,952,380.96/25,081.83
  6. Step 6: Final answer
    x = 18,975.98

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.