Home / 192,965.95-266,290.09-108,086.05

Finding the Fourth Proportional to 192,965.95, 266,290.09 and 108,086.05

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Solution

The fourth proportional to 192,965.95, 266,290.09 and 108,086.05 is: 149,157.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,965.95 : 266,290.09 = 108,086.05 : x
  2. Step 2: Convert to fraction form
    192,965.95/266,290.09 = 108,086.05/x
  3. Step 3: Cross multiply
    192,965.95x = 266,290.09 × 108,086.05
  4. Step 4: Simplify right side
    192,965.95x = 28,782,243,982.24
  5. Step 5: Solve for x
    x = 28,782,243,982.24/192,965.95
  6. Step 6: Final answer
    x = 149,157.11

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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.