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Finding the Fourth Proportional to 11,304.60, 16,954.04 and 5,061.12

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Solution

The fourth proportional to 11,304.60, 16,954.04 and 5,061.12 is: 7,590.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,304.60 : 16,954.04 = 5,061.12 : x
  2. Step 2: Convert to fraction form
    11,304.60/16,954.04 = 5,061.12/x
  3. Step 3: Cross multiply
    11,304.60x = 16,954.04 × 5,061.12
  4. Step 4: Simplify right side
    11,304.60x = 85,806,430.92
  5. Step 5: Solve for x
    x = 85,806,430.92/11,304.60
  6. Step 6: Final answer
    x = 7,590.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.