Home / 167,351.06-230,944.47-91,899.56

Finding the Fourth Proportional to 167,351.06, 230,944.47 and 91,899.56

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Solution

The fourth proportional to 167,351.06, 230,944.47 and 91,899.56 is: 126,821.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,351.06 : 230,944.47 = 91,899.56 : x
  2. Step 2: Convert to fraction form
    167,351.06/230,944.47 = 91,899.56/x
  3. Step 3: Cross multiply
    167,351.06x = 230,944.47 × 91,899.56
  4. Step 4: Simplify right side
    167,351.06x = 21,223,695,410.17
  5. Step 5: Solve for x
    x = 21,223,695,410.17/167,351.06
  6. Step 6: Final answer
    x = 126,821.40

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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.