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Finding the Fourth Proportional to 54,697.65, 82,054.62 and 17,253.78

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Solution

The fourth proportional to 54,697.65, 82,054.62 and 17,253.78 is: 25,883.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,697.65 : 82,054.62 = 17,253.78 : x
  2. Step 2: Convert to fraction form
    54,697.65/82,054.62 = 17,253.78/x
  3. Step 3: Cross multiply
    54,697.65x = 82,054.62 × 17,253.78
  4. Step 4: Simplify right side
    54,697.65x = 1,415,752,361.46
  5. Step 5: Solve for x
    x = 1,415,752,361.46/54,697.65
  6. Step 6: Final answer
    x = 25,883.24

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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.