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Finding the Fourth Proportional to 36,404.88, 54,607.44 and 11,446.98

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Solution

The fourth proportional to 36,404.88, 54,607.44 and 11,446.98 is: 17,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,404.88 : 54,607.44 = 11,446.98 : x
  2. Step 2: Convert to fraction form
    36,404.88/54,607.44 = 11,446.98/x
  3. Step 3: Cross multiply
    36,404.88x = 54,607.44 × 11,446.98
  4. Step 4: Simplify right side
    36,404.88x = 625,090,273.53
  5. Step 5: Solve for x
    x = 625,090,273.53/36,404.88
  6. Step 6: Final answer
    x = 17,170.51

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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.