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Finding the Fourth Proportional to 7,073.33, 9,761.94 and 3,929.52

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Solution

The fourth proportional to 7,073.33, 9,761.94 and 3,929.52 is: 5,423.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,073.33 : 9,761.94 = 3,929.52 : x
  2. Step 2: Convert to fraction form
    7,073.33/9,761.94 = 3,929.52/x
  3. Step 3: Cross multiply
    7,073.33x = 9,761.94 × 3,929.52
  4. Step 4: Simplify right side
    7,073.33x = 38,359,738.47
  5. Step 5: Solve for x
    x = 38,359,738.47/7,073.33
  6. Step 6: Final answer
    x = 5,423.15

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.