Home / 166,959.06-230,408.73-91,507.56

Finding the Fourth Proportional to 166,959.06, 230,408.73 and 91,507.56

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Solution

The fourth proportional to 166,959.06, 230,408.73 and 91,507.56 is: 126,283.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,959.06 : 230,408.73 = 91,507.56 : x
  2. Step 2: Convert to fraction form
    166,959.06/230,408.73 = 91,507.56/x
  3. Step 3: Cross multiply
    166,959.06x = 230,408.73 × 91,507.56
  4. Step 4: Simplify right side
    166,959.06x = 21,084,140,685.00
  5. Step 5: Solve for x
    x = 21,084,140,685.00/166,959.06
  6. Step 6: Final answer
    x = 126,283.30

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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.