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Finding the Fourth Proportional to 54,002.44, 80,995.44 and 20,738.17

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Solution

The fourth proportional to 54,002.44, 80,995.44 and 20,738.17 is: 31,104.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,002.44 : 80,995.44 = 20,738.17 : x
  2. Step 2: Convert to fraction form
    54,002.44/80,995.44 = 20,738.17/x
  3. Step 3: Cross multiply
    54,002.44x = 80,995.44 × 20,738.17
  4. Step 4: Simplify right side
    54,002.44x = 1,679,697,001.46
  5. Step 5: Solve for x
    x = 1,679,697,001.46/54,002.44
  6. Step 6: Final answer
    x = 31,104.10

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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.