Home / 165,187.31-227,939.15-97,189.33

Finding the Fourth Proportional to 165,187.31, 227,939.15 and 97,189.33

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Solution

The fourth proportional to 165,187.31, 227,939.15 and 97,189.33 is: 134,109.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,187.31 : 227,939.15 = 97,189.33 : x
  2. Step 2: Convert to fraction form
    165,187.31/227,939.15 = 97,189.33/x
  3. Step 3: Cross multiply
    165,187.31x = 227,939.15 × 97,189.33
  4. Step 4: Simplify right side
    165,187.31x = 22,153,253,269.27
  5. Step 5: Solve for x
    x = 22,153,253,269.27/165,187.31
  6. Step 6: Final answer
    x = 134,109.90

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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.