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Finding the Fourth Proportional to 13,877.01, 19,149.89 and 7,589.25

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Solution

The fourth proportional to 13,877.01, 19,149.89 and 7,589.25 is: 10,472.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,877.01 : 19,149.89 = 7,589.25 : x
  2. Step 2: Convert to fraction form
    13,877.01/19,149.89 = 7,589.25/x
  3. Step 3: Cross multiply
    13,877.01x = 19,149.89 × 7,589.25
  4. Step 4: Simplify right side
    13,877.01x = 145,333,264.74
  5. Step 5: Solve for x
    x = 145,333,264.74/13,877.01
  6. Step 6: Final answer
    x = 10,472.95

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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.