Home / 168,221.01-232,144.83-91,740.25

Finding the Fourth Proportional to 168,221.01, 232,144.83 and 91,740.25

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Solution

The fourth proportional to 168,221.01, 232,144.83 and 91,740.25 is: 126,601.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,221.01 : 232,144.83 = 91,740.25 : x
  2. Step 2: Convert to fraction form
    168,221.01/232,144.83 = 91,740.25/x
  3. Step 3: Cross multiply
    168,221.01x = 232,144.83 × 91,740.25
  4. Step 4: Simplify right side
    168,221.01x = 21,297,024,740.41
  5. Step 5: Solve for x
    x = 21,297,024,740.41/168,221.01
  6. Step 6: Final answer
    x = 126,601.46

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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.