Home / 114,027.85-171,069.67-80,359.56

Finding the Fourth Proportional to 114,027.85, 171,069.67 and 80,359.56

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Solution

The fourth proportional to 114,027.85, 171,069.67 and 80,359.56 is: 120,559.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,027.85 : 171,069.67 = 80,359.56 : x
  2. Step 2: Convert to fraction form
    114,027.85/171,069.67 = 80,359.56/x
  3. Step 3: Cross multiply
    114,027.85x = 171,069.67 × 80,359.56
  4. Step 4: Simplify right side
    114,027.85x = 13,747,083,510.99
  5. Step 5: Solve for x
    x = 13,747,083,510.99/114,027.85
  6. Step 6: Final answer
    x = 120,559.00

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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.