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Finding the Fourth Proportional to 54,505.51, 81,723.08 and 26,027.06

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Solution

The fourth proportional to 54,505.51, 81,723.08 and 26,027.06 is: 39,023.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,505.51 : 81,723.08 = 26,027.06 : x
  2. Step 2: Convert to fraction form
    54,505.51/81,723.08 = 26,027.06/x
  3. Step 3: Cross multiply
    54,505.51x = 81,723.08 × 26,027.06
  4. Step 4: Simplify right side
    54,505.51x = 2,127,011,163.00
  5. Step 5: Solve for x
    x = 2,127,011,163.00/54,505.51
  6. Step 6: Final answer
    x = 39,023.78

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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.