Home / 168,053.00-231,910.14-91,572.76

Finding the Fourth Proportional to 168,053.00, 231,910.14 and 91,572.76

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Solution

The fourth proportional to 168,053.00, 231,910.14 and 91,572.76 is: 126,368.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,053.00 : 231,910.14 = 91,572.76 : x
  2. Step 2: Convert to fraction form
    168,053.00/231,910.14 = 91,572.76/x
  3. Step 3: Cross multiply
    168,053.00x = 231,910.14 × 91,572.76
  4. Step 4: Simplify right side
    168,053.00x = 21,236,651,709.98
  5. Step 5: Solve for x
    x = 21,236,651,709.98/168,053.00
  6. Step 6: Final answer
    x = 126,368.77

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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.