Home / 166,819.01-230,210.24-91,367.51

Finding the Fourth Proportional to 166,819.01, 230,210.24 and 91,367.51

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Solution

The fourth proportional to 166,819.01, 230,210.24 and 91,367.51 is: 126,087.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,819.01 : 230,210.24 = 91,367.51 : x
  2. Step 2: Convert to fraction form
    166,819.01/230,210.24 = 91,367.51/x
  3. Step 3: Cross multiply
    166,819.01x = 230,210.24 × 91,367.51
  4. Step 4: Simplify right side
    166,819.01x = 21,033,734,797.41
  5. Step 5: Solve for x
    x = 21,033,734,797.41/166,819.01
  6. Step 6: Final answer
    x = 126,087.16

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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.