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Finding the Fourth Proportional to 22,123.48, 33,186.84 and 8,801.68

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Solution

The fourth proportional to 22,123.48, 33,186.84 and 8,801.68 is: 13,203.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,123.48 : 33,186.84 = 8,801.68 : x
  2. Step 2: Convert to fraction form
    22,123.48/33,186.84 = 8,801.68/x
  3. Step 3: Cross multiply
    22,123.48x = 33,186.84 × 8,801.68
  4. Step 4: Simplify right side
    22,123.48x = 292,099,945.89
  5. Step 5: Solve for x
    x = 292,099,945.89/22,123.48
  6. Step 6: Final answer
    x = 13,203.16

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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.