Home / 167,027.08-230,511.78-91,590.12

Finding the Fourth Proportional to 167,027.08, 230,511.78 and 91,590.12

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Solution

The fourth proportional to 167,027.08, 230,511.78 and 91,590.12 is: 126,402.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,027.08 : 230,511.78 = 91,590.12 : x
  2. Step 2: Convert to fraction form
    167,027.08/230,511.78 = 91,590.12/x
  3. Step 3: Cross multiply
    167,027.08x = 230,511.78 × 91,590.12
  4. Step 4: Simplify right side
    167,027.08x = 21,112,601,591.61
  5. Step 5: Solve for x
    x = 21,112,601,591.61/167,027.08
  6. Step 6: Final answer
    x = 126,402.27

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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.