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Finding the Fourth Proportional to 36,901.89, 55,353.03 and 9,199.89

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Solution

The fourth proportional to 36,901.89, 55,353.03 and 9,199.89 is: 13,799.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,901.89 : 55,353.03 = 9,199.89 : x
  2. Step 2: Convert to fraction form
    36,901.89/55,353.03 = 9,199.89/x
  3. Step 3: Cross multiply
    36,901.89x = 55,353.03 × 9,199.89
  4. Step 4: Simplify right side
    36,901.89x = 509,241,787.17
  5. Step 5: Solve for x
    x = 509,241,787.17/36,901.89
  6. Step 6: Final answer
    x = 13,799.88

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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.