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Finding the Fourth Proportional to 25,052.73, 34,572.94 and 13,723.26

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Solution

The fourth proportional to 25,052.73, 34,572.94 and 13,723.26 is: 18,938.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,052.73 : 34,572.94 = 13,723.26 : x
  2. Step 2: Convert to fraction form
    25,052.73/34,572.94 = 13,723.26/x
  3. Step 3: Cross multiply
    25,052.73x = 34,572.94 × 13,723.26
  4. Step 4: Simplify right side
    25,052.73x = 474,453,444.58
  5. Step 5: Solve for x
    x = 474,453,444.58/25,052.73
  6. Step 6: Final answer
    x = 18,938.19

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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.