Home / 167,433.50-231,058.32-91,986.86

Finding the Fourth Proportional to 167,433.50, 231,058.32 and 91,986.86

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Solution

The fourth proportional to 167,433.50, 231,058.32 and 91,986.86 is: 126,941.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,433.50 : 231,058.32 = 91,986.86 : x
  2. Step 2: Convert to fraction form
    167,433.50/231,058.32 = 91,986.86/x
  3. Step 3: Cross multiply
    167,433.50x = 231,058.32 × 91,986.86
  4. Step 4: Simplify right side
    167,433.50x = 21,254,329,333.68
  5. Step 5: Solve for x
    x = 21,254,329,333.68/167,433.50
  6. Step 6: Final answer
    x = 126,941.92

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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.