Home / 167,301.64-230,868.39-90,819.01

Finding the Fourth Proportional to 167,301.64, 230,868.39 and 90,819.01

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Solution

The fourth proportional to 167,301.64, 230,868.39 and 90,819.01 is: 125,325.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,301.64 : 230,868.39 = 90,819.01 : x
  2. Step 2: Convert to fraction form
    167,301.64/230,868.39 = 90,819.01/x
  3. Step 3: Cross multiply
    167,301.64x = 230,868.39 × 90,819.01
  4. Step 4: Simplify right side
    167,301.64x = 20,967,238,620.09
  5. Step 5: Solve for x
    x = 20,967,238,620.09/167,301.64
  6. Step 6: Final answer
    x = 125,325.96

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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.