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Finding the Fourth Proportional to 7,350.04, 10,143.01 and 3,992.83

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Solution

The fourth proportional to 7,350.04, 10,143.01 and 3,992.83 is: 5,510.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.04 : 10,143.01 = 3,992.83 : x
  2. Step 2: Convert to fraction form
    7,350.04/10,143.01 = 3,992.83/x
  3. Step 3: Cross multiply
    7,350.04x = 10,143.01 × 3,992.83
  4. Step 4: Simplify right side
    7,350.04x = 40,499,279.28
  5. Step 5: Solve for x
    x = 40,499,279.28/7,350.04
  6. Step 6: Final answer
    x = 5,510.08

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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.