Home / 192,237.09-288,191.43-135,899.97

Finding the Fourth Proportional to 192,237.09, 288,191.43 and 135,899.97

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Solution

The fourth proportional to 192,237.09, 288,191.43 and 135,899.97 is: 203,733.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,237.09 : 288,191.43 = 135,899.97 : x
  2. Step 2: Convert to fraction form
    192,237.09/288,191.43 = 135,899.97/x
  3. Step 3: Cross multiply
    192,237.09x = 288,191.43 × 135,899.97
  4. Step 4: Simplify right side
    192,237.09x = 39,165,206,691.26
  5. Step 5: Solve for x
    x = 39,165,206,691.26/192,237.09
  6. Step 6: Final answer
    x = 203,733.87

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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.