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Finding the Fourth Proportional to 8,937, 13,405.68 and 3,742.92

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Solution

The fourth proportional to 8,937, 13,405.68 and 3,742.92 is: 5,614.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,937 : 13,405.68 = 3,742.92 : x
  2. Step 2: Convert to fraction form
    8,937/13,405.68 = 3,742.92/x
  3. Step 3: Cross multiply
    8,937x = 13,405.68 × 3,742.92
  4. Step 4: Simplify right side
    8,937x = 50,176,387.79
  5. Step 5: Solve for x
    x = 50,176,387.79/8,937
  6. Step 6: Final answer
    x = 5,614.46

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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.