Home / 168,476.05-232,502.39-91,999.14

Finding the Fourth Proportional to 168,476.05, 232,502.39 and 91,999.14

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Solution

The fourth proportional to 168,476.05, 232,502.39 and 91,999.14 is: 126,961.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,476.05 : 232,502.39 = 91,999.14 : x
  2. Step 2: Convert to fraction form
    168,476.05/232,502.39 = 91,999.14/x
  3. Step 3: Cross multiply
    168,476.05x = 232,502.39 × 91,999.14
  4. Step 4: Simplify right side
    168,476.05x = 21,390,019,927.94
  5. Step 5: Solve for x
    x = 21,390,019,927.94/168,476.05
  6. Step 6: Final answer
    x = 126,961.78

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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.