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Finding the Fourth Proportional to 22,508.66, 33,751.47 and 11,984.66

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Solution

The fourth proportional to 22,508.66, 33,751.47 and 11,984.66 is: 17,970.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,508.66 : 33,751.47 = 11,984.66 : x
  2. Step 2: Convert to fraction form
    22,508.66/33,751.47 = 11,984.66/x
  3. Step 3: Cross multiply
    22,508.66x = 33,751.47 × 11,984.66
  4. Step 4: Simplify right side
    22,508.66x = 404,499,892.45
  5. Step 5: Solve for x
    x = 404,499,892.45/22,508.66
  6. Step 6: Final answer
    x = 17,970.86

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1.5x scale

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.