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Finding the Fourth Proportional to 15,134.67, 22,681.22 and 7,723.58

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Solution

The fourth proportional to 15,134.67, 22,681.22 and 7,723.58 is: 11,574.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.67 : 22,681.22 = 7,723.58 : x
  2. Step 2: Convert to fraction form
    15,134.67/22,681.22 = 7,723.58/x
  3. Step 3: Cross multiply
    15,134.67x = 22,681.22 × 7,723.58
  4. Step 4: Simplify right side
    15,134.67x = 175,180,065.14
  5. Step 5: Solve for x
    x = 175,180,065.14/15,134.67
  6. Step 6: Final answer
    x = 11,574.75

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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.