Home / 179,356.75-268,717.91-168,688.75

Finding the Fourth Proportional to 179,356.75, 268,717.91 and 168,688.75

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Solution

The fourth proportional to 179,356.75, 268,717.91 and 168,688.75 is: 252,734.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,356.75 : 268,717.91 = 168,688.75 : x
  2. Step 2: Convert to fraction form
    179,356.75/268,717.91 = 168,688.75/x
  3. Step 3: Cross multiply
    179,356.75x = 268,717.91 × 168,688.75
  4. Step 4: Simplify right side
    179,356.75x = 45,329,687,329.12
  5. Step 5: Solve for x
    x = 45,329,687,329.12/179,356.75
  6. Step 6: Final answer
    x = 252,734.77

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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.