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Finding the Fourth Proportional to 18,306.76, 27,460.14 and 6,617.24

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Solution

The fourth proportional to 18,306.76, 27,460.14 and 6,617.24 is: 9,925.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306.76 : 27,460.14 = 6,617.24 : x
  2. Step 2: Convert to fraction form
    18,306.76/27,460.14 = 6,617.24/x
  3. Step 3: Cross multiply
    18,306.76x = 27,460.14 × 6,617.24
  4. Step 4: Simplify right side
    18,306.76x = 181,710,450.75
  5. Step 5: Solve for x
    x = 181,710,450.75/18,306.76
  6. Step 6: Final answer
    x = 9,925.87

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.