Home / 167,218.17-230,745.83-99,223.42

Finding the Fourth Proportional to 167,218.17, 230,745.83 and 99,223.42

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Solution

The fourth proportional to 167,218.17, 230,745.83 and 99,223.42 is: 136,919.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,218.17 : 230,745.83 = 99,223.42 : x
  2. Step 2: Convert to fraction form
    167,218.17/230,745.83 = 99,223.42/x
  3. Step 3: Cross multiply
    167,218.17x = 230,745.83 × 99,223.42
  4. Step 4: Simplify right side
    167,218.17x = 22,895,389,907.22
  5. Step 5: Solve for x
    x = 22,895,389,907.22/167,218.17
  6. Step 6: Final answer
    x = 136,919.27

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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.