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Finding the Fourth Proportional to 120,696.84, 179,770.23 and 114,373.71

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Solution

The fourth proportional to 120,696.84, 179,770.23 and 114,373.71 is: 170,352.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,696.84 : 179,770.23 = 114,373.71 : x
  2. Step 2: Convert to fraction form
    120,696.84/179,770.23 = 114,373.71/x
  3. Step 3: Cross multiply
    120,696.84x = 179,770.23 × 114,373.71
  4. Step 4: Simplify right side
    120,696.84x = 20,560,988,152.65
  5. Step 5: Solve for x
    x = 20,560,988,152.65/120,696.84
  6. Step 6: Final answer
    x = 170,352.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.