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Finding the Fourth Proportional to 10,010.52, 15,012.12 and 3,435

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Solution

The fourth proportional to 10,010.52, 15,012.12 and 3,435 is: 5,151.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,010.52 : 15,012.12 = 3,435 : x
  2. Step 2: Convert to fraction form
    10,010.52/15,012.12 = 3,435/x
  3. Step 3: Cross multiply
    10,010.52x = 15,012.12 × 3,435
  4. Step 4: Simplify right side
    10,010.52x = 51,566,632.20
  5. Step 5: Solve for x
    x = 51,566,632.20/10,010.52
  6. Step 6: Final answer
    x = 5,151.24

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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.