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Finding the Fourth Proportional to 36,177.84, 54,258.84 and 13,983.44

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Solution

The fourth proportional to 36,177.84, 54,258.84 and 13,983.44 is: 20,972.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177.84 : 54,258.84 = 13,983.44 : x
  2. Step 2: Convert to fraction form
    36,177.84/54,258.84 = 13,983.44/x
  3. Step 3: Cross multiply
    36,177.84x = 54,258.84 × 13,983.44
  4. Step 4: Simplify right side
    36,177.84x = 758,725,233.61
  5. Step 5: Solve for x
    x = 758,725,233.61/36,177.84
  6. Step 6: Final answer
    x = 20,972.10

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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.