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Finding the Fourth Proportional to 9,154.16, 13,732.16 and 4,225.21

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Solution

The fourth proportional to 9,154.16, 13,732.16 and 4,225.21 is: 6,338.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,154.16 : 13,732.16 = 4,225.21 : x
  2. Step 2: Convert to fraction form
    9,154.16/13,732.16 = 4,225.21/x
  3. Step 3: Cross multiply
    9,154.16x = 13,732.16 × 4,225.21
  4. Step 4: Simplify right side
    9,154.16x = 58,021,204.30
  5. Step 5: Solve for x
    x = 58,021,204.30/9,154.16
  6. Step 6: Final answer
    x = 6,338.23

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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.