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Finding the Fourth Proportional to 179,516.84, 269,299.88 and 79,674.84

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Solution

The fourth proportional to 179,516.84, 269,299.88 and 79,674.84 is: 119,523.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,516.84 : 269,299.88 = 79,674.84 : x
  2. Step 2: Convert to fraction form
    179,516.84/269,299.88 = 79,674.84/x
  3. Step 3: Cross multiply
    179,516.84x = 269,299.88 × 79,674.84
  4. Step 4: Simplify right side
    179,516.84x = 21,456,424,851.02
  5. Step 5: Solve for x
    x = 21,456,424,851.02/179,516.84
  6. Step 6: Final answer
    x = 119,523.19

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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.