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Finding the Fourth Proportional to 54,752.34, 75,604.28 and 36,906.42

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Solution

The fourth proportional to 54,752.34, 75,604.28 and 36,906.42 is: 50,961.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,752.34 : 75,604.28 = 36,906.42 : x
  2. Step 2: Convert to fraction form
    54,752.34/75,604.28 = 36,906.42/x
  3. Step 3: Cross multiply
    54,752.34x = 75,604.28 × 36,906.42
  4. Step 4: Simplify right side
    54,752.34x = 2,790,283,126.95
  5. Step 5: Solve for x
    x = 2,790,283,126.95/54,752.34
  6. Step 6: Final answer
    x = 50,961.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.