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Finding the Fourth Proportional to 7,132.56, 9,842.51 and 4,300.85

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Solution

The fourth proportional to 7,132.56, 9,842.51 and 4,300.85 is: 5,934.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,132.56 : 9,842.51 = 4,300.85 : x
  2. Step 2: Convert to fraction form
    7,132.56/9,842.51 = 4,300.85/x
  3. Step 3: Cross multiply
    7,132.56x = 9,842.51 × 4,300.85
  4. Step 4: Simplify right side
    7,132.56x = 42,331,162.24
  5. Step 5: Solve for x
    x = 42,331,162.24/7,132.56
  6. Step 6: Final answer
    x = 5,934.92

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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.