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Finding the Fourth Proportional to 36,754.48, 55,120.02 and 15,694.12

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Solution

The fourth proportional to 36,754.48, 55,120.02 and 15,694.12 is: 23,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,754.48 : 55,120.02 = 15,694.12 : x
  2. Step 2: Convert to fraction form
    36,754.48/55,120.02 = 15,694.12/x
  3. Step 3: Cross multiply
    36,754.48x = 55,120.02 × 15,694.12
  4. Step 4: Simplify right side
    36,754.48x = 865,060,208.28
  5. Step 5: Solve for x
    x = 865,060,208.28/36,754.48
  6. Step 6: Final answer
    x = 23,536.18

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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.