Home / 167,845.12-231,627.84-92,395.12

Finding the Fourth Proportional to 167,845.12, 231,627.84 and 92,395.12

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Solution

The fourth proportional to 167,845.12, 231,627.84 and 92,395.12 is: 127,506.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,845.12 : 231,627.84 = 92,395.12 : x
  2. Step 2: Convert to fraction form
    167,845.12/231,627.84 = 92,395.12/x
  3. Step 3: Cross multiply
    167,845.12x = 231,627.84 × 92,395.12
  4. Step 4: Simplify right side
    167,845.12x = 21,401,282,072.14
  5. Step 5: Solve for x
    x = 21,401,282,072.14/167,845.12
  6. Step 6: Final answer
    x = 127,506.13

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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.