Home / 167,506.90-231,179.18-99,524.43

Finding the Fourth Proportional to 167,506.90, 231,179.18 and 99,524.43

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Solution

The fourth proportional to 167,506.90, 231,179.18 and 99,524.43 is: 137,355.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,506.90 : 231,179.18 = 99,524.43 : x
  2. Step 2: Convert to fraction form
    167,506.90/231,179.18 = 99,524.43/x
  3. Step 3: Cross multiply
    167,506.90x = 231,179.18 × 99,524.43
  4. Step 4: Simplify right side
    167,506.90x = 23,007,975,619.75
  5. Step 5: Solve for x
    x = 23,007,975,619.75/167,506.90
  6. Step 6: Final answer
    x = 137,355.39

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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.