Home / 167,065.92-230,548.32-91,615.20

Finding the Fourth Proportional to 167,065.92, 230,548.32 and 91,615.20

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Solution

The fourth proportional to 167,065.92, 230,548.32 and 91,615.20 is: 126,427.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,065.92 : 230,548.32 = 91,615.20 : x
  2. Step 2: Convert to fraction form
    167,065.92/230,548.32 = 91,615.20/x
  3. Step 3: Cross multiply
    167,065.92x = 230,548.32 × 91,615.20
  4. Step 4: Simplify right side
    167,065.92x = 21,121,730,446.46
  5. Step 5: Solve for x
    x = 21,121,730,446.46/167,065.92
  6. Step 6: Final answer
    x = 126,427.52

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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.