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Finding the Fourth Proportional to 7,182.58, 10,763.49 and 4,959.13

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Solution

The fourth proportional to 7,182.58, 10,763.49 and 4,959.13 is: 7,431.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,182.58 : 10,763.49 = 4,959.13 : x
  2. Step 2: Convert to fraction form
    7,182.58/10,763.49 = 4,959.13/x
  3. Step 3: Cross multiply
    7,182.58x = 10,763.49 × 4,959.13
  4. Step 4: Simplify right side
    7,182.58x = 53,377,546.16
  5. Step 5: Solve for x
    x = 53,377,546.16/7,182.58
  6. Step 6: Final answer
    x = 7,431.53

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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.