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Finding the Fourth Proportional to 29,757.69, 41,064.20 and 16,328.65

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Solution

The fourth proportional to 29,757.69, 41,064.20 and 16,328.65 is: 22,532.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,757.69 : 41,064.20 = 16,328.65 : x
  2. Step 2: Convert to fraction form
    29,757.69/41,064.20 = 16,328.65/x
  3. Step 3: Cross multiply
    29,757.69x = 41,064.20 × 16,328.65
  4. Step 4: Simplify right side
    29,757.69x = 670,523,072.10
  5. Step 5: Solve for x
    x = 670,523,072.10/29,757.69
  6. Step 6: Final answer
    x = 22,532.76

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

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