Home / 173,839.70-260,759.55-144,315.20

Finding the Fourth Proportional to 173,839.70, 260,759.55 and 144,315.20

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Solution

The fourth proportional to 173,839.70, 260,759.55 and 144,315.20 is: 216,472.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,839.70 : 260,759.55 = 144,315.20 : x
  2. Step 2: Convert to fraction form
    173,839.70/260,759.55 = 144,315.20/x
  3. Step 3: Cross multiply
    173,839.70x = 260,759.55 × 144,315.20
  4. Step 4: Simplify right side
    173,839.70x = 37,631,566,610.16
  5. Step 5: Solve for x
    x = 37,631,566,610.16/173,839.70
  6. Step 6: Final answer
    x = 216,472.80

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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.