Home / 179,283.36-268,800.57-79,389.12

Finding the Fourth Proportional to 179,283.36, 268,800.57 and 79,389.12

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Solution

The fourth proportional to 179,283.36, 268,800.57 and 79,389.12 is: 119,028.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,283.36 : 268,800.57 = 79,389.12 : x
  2. Step 2: Convert to fraction form
    179,283.36/268,800.57 = 79,389.12/x
  3. Step 3: Cross multiply
    179,283.36x = 268,800.57 × 79,389.12
  4. Step 4: Simplify right side
    179,283.36x = 21,339,840,707.80
  5. Step 5: Solve for x
    x = 21,339,840,707.80/179,283.36
  6. Step 6: Final answer
    x = 119,028.56

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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.