Home / 179,189.55-268,596.81-66,824.55

Finding the Fourth Proportional to 179,189.55, 268,596.81 and 66,824.55

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Solution

The fourth proportional to 179,189.55, 268,596.81 and 66,824.55 is: 100,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,189.55 : 268,596.81 = 66,824.55 : x
  2. Step 2: Convert to fraction form
    179,189.55/268,596.81 = 66,824.55/x
  3. Step 3: Cross multiply
    179,189.55x = 268,596.81 × 66,824.55
  4. Step 4: Simplify right side
    179,189.55x = 17,948,860,959.69
  5. Step 5: Solve for x
    x = 17,948,860,959.69/179,189.55
  6. Step 6: Final answer
    x = 100,166.90

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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.