Home / 166,706.44-230,053.03-90,223.81

Finding the Fourth Proportional to 166,706.44, 230,053.03 and 90,223.81

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Solution

The fourth proportional to 166,706.44, 230,053.03 and 90,223.81 is: 124,507.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,706.44 : 230,053.03 = 90,223.81 : x
  2. Step 2: Convert to fraction form
    166,706.44/230,053.03 = 90,223.81/x
  3. Step 3: Cross multiply
    166,706.44x = 230,053.03 × 90,223.81
  4. Step 4: Simplify right side
    166,706.44x = 20,756,260,067.95
  5. Step 5: Solve for x
    x = 20,756,260,067.95/166,706.44
  6. Step 6: Final answer
    x = 124,507.85

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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.