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Finding the Fourth Proportional to 10,758.76, 16,131.06 and 5,201.08

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Solution

The fourth proportional to 10,758.76, 16,131.06 and 5,201.08 is: 7,798.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758.76 : 16,131.06 = 5,201.08 : x
  2. Step 2: Convert to fraction form
    10,758.76/16,131.06 = 5,201.08/x
  3. Step 3: Cross multiply
    10,758.76x = 16,131.06 × 5,201.08
  4. Step 4: Simplify right side
    10,758.76x = 83,898,933.54
  5. Step 5: Solve for x
    x = 83,898,933.54/10,758.76
  6. Step 6: Final answer
    x = 7,798.20

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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.