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Finding the Fourth Proportional to 36,404.58, 54,606.82 and 11,446.81

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Solution

The fourth proportional to 36,404.58, 54,606.82 and 11,446.81 is: 17,170.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.58 : 54,606.82 = 11,446.81 : x
  2. Step 2: Convert to fraction form
    36,404.58/54,606.82 = 11,446.81/x
  3. Step 3: Cross multiply
    36,404.58x = 54,606.82 × 11,446.81
  4. Step 4: Simplify right side
    36,404.58x = 625,073,728.11
  5. Step 5: Solve for x
    x = 625,073,728.11/36,404.58
  6. Step 6: Final answer
    x = 17,170.20

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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.