Home / 168,225.03-232,109.85-100,198.38

Finding the Fourth Proportional to 168,225.03, 232,109.85 and 100,198.38

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Solution

The fourth proportional to 168,225.03, 232,109.85 and 100,198.38 is: 138,249.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,225.03 : 232,109.85 = 100,198.38 : x
  2. Step 2: Convert to fraction form
    168,225.03/232,109.85 = 100,198.38/x
  3. Step 3: Cross multiply
    168,225.03x = 232,109.85 × 100,198.38
  4. Step 4: Simplify right side
    168,225.03x = 23,257,030,952.04
  5. Step 5: Solve for x
    x = 23,257,030,952.04/168,225.03
  6. Step 6: Final answer
    x = 138,249.53

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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.