Home / 167,061.28-230,544.60-91,611.36

Finding the Fourth Proportional to 167,061.28, 230,544.60 and 91,611.36

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Solution

The fourth proportional to 167,061.28, 230,544.60 and 91,611.36 is: 126,423.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,061.28 : 230,544.60 = 91,611.36 : x
  2. Step 2: Convert to fraction form
    167,061.28/230,544.60 = 91,611.36/x
  3. Step 3: Cross multiply
    167,061.28x = 230,544.60 × 91,611.36
  4. Step 4: Simplify right side
    167,061.28x = 21,120,504,346.66
  5. Step 5: Solve for x
    x = 21,120,504,346.66/167,061.28
  6. Step 6: Final answer
    x = 126,423.70

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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.