Home / 168,777.82-232,701.69-108,241.66

Finding the Fourth Proportional to 168,777.82, 232,701.69 and 108,241.66

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Solution

The fourth proportional to 168,777.82, 232,701.69 and 108,241.66 is: 149,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,777.82 : 232,701.69 = 108,241.66 : x
  2. Step 2: Convert to fraction form
    168,777.82/232,701.69 = 108,241.66/x
  3. Step 3: Cross multiply
    168,777.82x = 232,701.69 × 108,241.66
  4. Step 4: Simplify right side
    168,777.82x = 25,188,017,210.41
  5. Step 5: Solve for x
    x = 25,188,017,210.41/168,777.82
  6. Step 6: Final answer
    x = 149,237.72

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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.