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Finding the Fourth Proportional to 18,307.55, 25,264.23 and 10,241.10

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Solution

The fourth proportional to 18,307.55, 25,264.23 and 10,241.10 is: 14,132.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,307.55 : 25,264.23 = 10,241.10 : x
  2. Step 2: Convert to fraction form
    18,307.55/25,264.23 = 10,241.10/x
  3. Step 3: Cross multiply
    18,307.55x = 25,264.23 × 10,241.10
  4. Step 4: Simplify right side
    18,307.55x = 258,733,505.85
  5. Step 5: Solve for x
    x = 258,733,505.85/18,307.55
  6. Step 6: Final answer
    x = 14,132.61

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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.