Home / 54,527.85-81,791.78-35,865.45

Finding the Fourth Proportional to 54,527.85, 81,791.78 and 35,865.45

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Solution

The fourth proportional to 54,527.85, 81,791.78 and 35,865.45 is: 53,798.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,527.85 : 81,791.78 = 35,865.45 : x
  2. Step 2: Convert to fraction form
    54,527.85/81,791.78 = 35,865.45/x
  3. Step 3: Cross multiply
    54,527.85x = 81,791.78 × 35,865.45
  4. Step 4: Simplify right side
    54,527.85x = 2,933,498,816.67
  5. Step 5: Solve for x
    x = 2,933,498,816.67/54,527.85
  6. Step 6: Final answer
    x = 53,798.18

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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.