Home / 167,550.52-231,004.14-137,224.12

Finding the Fourth Proportional to 167,550.52, 231,004.14 and 137,224.12

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Solution

The fourth proportional to 167,550.52, 231,004.14 and 137,224.12 is: 189,192.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,550.52 : 231,004.14 = 137,224.12 : x
  2. Step 2: Convert to fraction form
    167,550.52/231,004.14 = 137,224.12/x
  3. Step 3: Cross multiply
    167,550.52x = 231,004.14 × 137,224.12
  4. Step 4: Simplify right side
    167,550.52x = 31,699,339,827.86
  5. Step 5: Solve for x
    x = 31,699,339,827.86/167,550.52
  6. Step 6: Final answer
    x = 189,192.73

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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.