Home / 168,066.48-231,936.76-92,619.84

Finding the Fourth Proportional to 168,066.48, 231,936.76 and 92,619.84

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Solution

The fourth proportional to 168,066.48, 231,936.76 and 92,619.84 is: 127,818.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,066.48 : 231,936.76 = 92,619.84 : x
  2. Step 2: Convert to fraction form
    168,066.48/231,936.76 = 92,619.84/x
  3. Step 3: Cross multiply
    168,066.48x = 231,936.76 × 92,619.84
  4. Step 4: Simplify right side
    168,066.48x = 21,481,945,601.32
  5. Step 5: Solve for x
    x = 21,481,945,601.32/168,066.48
  6. Step 6: Final answer
    x = 127,818.14

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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.