Home / 166,673.36-230,007.60-90,190.76

Finding the Fourth Proportional to 166,673.36, 230,007.60 and 90,190.76

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Solution

The fourth proportional to 166,673.36, 230,007.60 and 90,190.76 is: 124,462.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,673.36 : 230,007.60 = 90,190.76 : x
  2. Step 2: Convert to fraction form
    166,673.36/230,007.60 = 90,190.76/x
  3. Step 3: Cross multiply
    166,673.36x = 230,007.60 × 90,190.76
  4. Step 4: Simplify right side
    166,673.36x = 20,744,560,249.78
  5. Step 5: Solve for x
    x = 20,744,560,249.78/166,673.36
  6. Step 6: Final answer
    x = 124,462.36

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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.