Home / 167,392.08-231,006.60-91,947.60

Finding the Fourth Proportional to 167,392.08, 231,006.60 and 91,947.60

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Solution

The fourth proportional to 167,392.08, 231,006.60 and 91,947.60 is: 126,890.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,392.08 : 231,006.60 = 91,947.60 : x
  2. Step 2: Convert to fraction form
    167,392.08/231,006.60 = 91,947.60/x
  3. Step 3: Cross multiply
    167,392.08x = 231,006.60 × 91,947.60
  4. Step 4: Simplify right side
    167,392.08x = 21,240,502,454.16
  5. Step 5: Solve for x
    x = 21,240,502,454.16/167,392.08
  6. Step 6: Final answer
    x = 126,890.73

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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.