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Finding the Fourth Proportional to 18,080.56, 24,948.30 and 10,123.12

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Solution

The fourth proportional to 18,080.56, 24,948.30 and 10,123.12 is: 13,968.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,080.56 : 24,948.30 = 10,123.12 : x
  2. Step 2: Convert to fraction form
    18,080.56/24,948.30 = 10,123.12/x
  3. Step 3: Cross multiply
    18,080.56x = 24,948.30 × 10,123.12
  4. Step 4: Simplify right side
    18,080.56x = 252,554,634.70
  5. Step 5: Solve for x
    x = 252,554,634.70/18,080.56
  6. Step 6: Final answer
    x = 13,968.30

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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.