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Finding the Fourth Proportional to 54,375.28, 74,994.60 and 44,927.44

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Solution

The fourth proportional to 54,375.28, 74,994.60 and 44,927.44 is: 61,964.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,375.28 : 74,994.60 = 44,927.44 : x
  2. Step 2: Convert to fraction form
    54,375.28/74,994.60 = 44,927.44/x
  3. Step 3: Cross multiply
    54,375.28x = 74,994.60 × 44,927.44
  4. Step 4: Simplify right side
    54,375.28x = 3,369,315,391.82
  5. Step 5: Solve for x
    x = 3,369,315,391.82/54,375.28
  6. Step 6: Final answer
    x = 61,964.10

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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.