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Finding the Fourth Proportional to 15,141.33, 22,715.59 and 4,753.08

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Solution

The fourth proportional to 15,141.33, 22,715.59 and 4,753.08 is: 7,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.33 : 22,715.59 = 4,753.08 : x
  2. Step 2: Convert to fraction form
    15,141.33/22,715.59 = 4,753.08/x
  3. Step 3: Cross multiply
    15,141.33x = 22,715.59 × 4,753.08
  4. Step 4: Simplify right side
    15,141.33x = 107,969,013.55
  5. Step 5: Solve for x
    x = 107,969,013.55/15,141.33
  6. Step 6: Final answer
    x = 7,130.75

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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.