Home / 179,023.32-268,292.88-68,154.84

Finding the Fourth Proportional to 179,023.32, 268,292.88 and 68,154.84

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Solution

The fourth proportional to 179,023.32, 268,292.88 and 68,154.84 is: 102,140.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,023.32 : 268,292.88 = 68,154.84 : x
  2. Step 2: Convert to fraction form
    179,023.32/268,292.88 = 68,154.84/x
  3. Step 3: Cross multiply
    179,023.32x = 268,292.88 × 68,154.84
  4. Step 4: Simplify right side
    179,023.32x = 18,285,458,309.54
  5. Step 5: Solve for x
    x = 18,285,458,309.54/179,023.32
  6. Step 6: Final answer
    x = 102,140.09

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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.