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Finding the Fourth Proportional to 6,875.86, 9,488.68 and 3,732.05

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Solution

The fourth proportional to 6,875.86, 9,488.68 and 3,732.05 is: 5,150.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,875.86 : 9,488.68 = 3,732.05 : x
  2. Step 2: Convert to fraction form
    6,875.86/9,488.68 = 3,732.05/x
  3. Step 3: Cross multiply
    6,875.86x = 9,488.68 × 3,732.05
  4. Step 4: Simplify right side
    6,875.86x = 35,412,180.75
  5. Step 5: Solve for x
    x = 35,412,180.75/6,875.86
  6. Step 6: Final answer
    x = 5,150.22

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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.