Home / 167,383.08-231,097.86-103,814.28

Finding the Fourth Proportional to 167,383.08, 231,097.86 and 103,814.28

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Solution

The fourth proportional to 167,383.08, 231,097.86 and 103,814.28 is: 143,331.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,383.08 : 231,097.86 = 103,814.28 : x
  2. Step 2: Convert to fraction form
    167,383.08/231,097.86 = 103,814.28/x
  3. Step 3: Cross multiply
    167,383.08x = 231,097.86 × 103,814.28
  4. Step 4: Simplify right side
    167,383.08x = 23,991,257,945.44
  5. Step 5: Solve for x
    x = 23,991,257,945.44/167,383.08
  6. Step 6: Final answer
    x = 143,331.44

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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.