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Finding the Fourth Proportional to 32,010.70, 44,165.91 and 20,680.65

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Solution

The fourth proportional to 32,010.70, 44,165.91 and 20,680.65 is: 28,533.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,010.70 : 44,165.91 = 20,680.65 : x
  2. Step 2: Convert to fraction form
    32,010.70/44,165.91 = 20,680.65/x
  3. Step 3: Cross multiply
    32,010.70x = 44,165.91 × 20,680.65
  4. Step 4: Simplify right side
    32,010.70x = 913,379,726.64
  5. Step 5: Solve for x
    x = 913,379,726.64/32,010.70
  6. Step 6: Final answer
    x = 28,533.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.