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Finding the Fourth Proportional to 32,551.30, 48,817.87 and 11,488.60

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Solution

The fourth proportional to 32,551.30, 48,817.87 and 11,488.60 is: 17,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,551.30 : 48,817.87 = 11,488.60 : x
  2. Step 2: Convert to fraction form
    32,551.30/48,817.87 = 11,488.60/x
  3. Step 3: Cross multiply
    32,551.30x = 48,817.87 × 11,488.60
  4. Step 4: Simplify right side
    32,551.30x = 560,848,981.28
  5. Step 5: Solve for x
    x = 560,848,981.28/32,551.30
  6. Step 6: Final answer
    x = 17,229.70

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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.