Home / 167,415.14-231,032.24-90,933.62

Finding the Fourth Proportional to 167,415.14, 231,032.24 and 90,933.62

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Solution

The fourth proportional to 167,415.14, 231,032.24 and 90,933.62 is: 125,488.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,415.14 : 231,032.24 = 90,933.62 : x
  2. Step 2: Convert to fraction form
    167,415.14/231,032.24 = 90,933.62/x
  3. Step 3: Cross multiply
    167,415.14x = 231,032.24 × 90,933.62
  4. Step 4: Simplify right side
    167,415.14x = 21,008,597,465.24
  5. Step 5: Solve for x
    x = 21,008,597,465.24/167,415.14
  6. Step 6: Final answer
    x = 125,488.04

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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.