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Finding the Fourth Proportional to 34,472.67, 51,702.85 and 9,172.33

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Solution

The fourth proportional to 34,472.67, 51,702.85 and 9,172.33 is: 13,756.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,472.67 : 51,702.85 = 9,172.33 : x
  2. Step 2: Convert to fraction form
    34,472.67/51,702.85 = 9,172.33/x
  3. Step 3: Cross multiply
    34,472.67x = 51,702.85 × 9,172.33
  4. Step 4: Simplify right side
    34,472.67x = 474,235,602.14
  5. Step 5: Solve for x
    x = 474,235,602.14/34,472.67
  6. Step 6: Final answer
    x = 13,756.86

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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.