Home / 168,086.40-231,998.76-104,472.24

Finding the Fourth Proportional to 168,086.40, 231,998.76 and 104,472.24

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Solution

The fourth proportional to 168,086.40, 231,998.76 and 104,472.24 is: 144,196.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,086.40 : 231,998.76 = 104,472.24 : x
  2. Step 2: Convert to fraction form
    168,086.40/231,998.76 = 104,472.24/x
  3. Step 3: Cross multiply
    168,086.40x = 231,998.76 × 104,472.24
  4. Step 4: Simplify right side
    168,086.40x = 24,237,430,134.42
  5. Step 5: Solve for x
    x = 24,237,430,134.42/168,086.40
  6. Step 6: Final answer
    x = 144,196.26

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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.