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Finding the Fourth Proportional to 36,348.01, 54,521.94 and 11,389.97

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Solution

The fourth proportional to 36,348.01, 54,521.94 and 11,389.97 is: 17,084.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,348.01 : 54,521.94 = 11,389.97 : x
  2. Step 2: Convert to fraction form
    36,348.01/54,521.94 = 11,389.97/x
  3. Step 3: Cross multiply
    36,348.01x = 54,521.94 × 11,389.97
  4. Step 4: Simplify right side
    36,348.01x = 621,003,397.25
  5. Step 5: Solve for x
    x = 621,003,397.25/36,348.01
  6. Step 6: Final answer
    x = 17,084.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.