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Finding the Fourth Proportional to 110,197.80, 151,928.33 and 79,545.24

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Solution

The fourth proportional to 110,197.80, 151,928.33 and 79,545.24 is: 109,668.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,197.80 : 151,928.33 = 79,545.24 : x
  2. Step 2: Convert to fraction form
    110,197.80/151,928.33 = 79,545.24/x
  3. Step 3: Cross multiply
    110,197.80x = 151,928.33 × 79,545.24
  4. Step 4: Simplify right side
    110,197.80x = 12,085,175,074.92
  5. Step 5: Solve for x
    x = 12,085,175,074.92/110,197.80
  6. Step 6: Final answer
    x = 109,668.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.