Home / 178,735.87-268,103.67-45,616.15

Finding the Fourth Proportional to 178,735.87, 268,103.67 and 45,616.15

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Solution

The fourth proportional to 178,735.87, 268,103.67 and 45,616.15 is: 68,424.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,735.87 : 268,103.67 = 45,616.15 : x
  2. Step 2: Convert to fraction form
    178,735.87/268,103.67 = 45,616.15/x
  3. Step 3: Cross multiply
    178,735.87x = 268,103.67 × 45,616.15
  4. Step 4: Simplify right side
    178,735.87x = 12,229,857,226.27
  5. Step 5: Solve for x
    x = 12,229,857,226.27/178,735.87
  6. Step 6: Final answer
    x = 68,424.19

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1.5x scale

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.