Home / 179,222.57-268,834.61-72,608.60

Finding the Fourth Proportional to 179,222.57, 268,834.61 and 72,608.60

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Solution

The fourth proportional to 179,222.57, 268,834.61 and 72,608.60 is: 108,913.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,222.57 : 268,834.61 = 72,608.60 : x
  2. Step 2: Convert to fraction form
    179,222.57/268,834.61 = 72,608.60/x
  3. Step 3: Cross multiply
    179,222.57x = 268,834.61 × 72,608.60
  4. Step 4: Simplify right side
    179,222.57x = 19,519,704,663.65
  5. Step 5: Solve for x
    x = 19,519,704,663.65/179,222.57
  6. Step 6: Final answer
    x = 108,913.21

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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.