Home / 171,553.68-236,743.92-96,102.72

Finding the Fourth Proportional to 171,553.68, 236,743.92 and 96,102.72

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Solution

The fourth proportional to 171,553.68, 236,743.92 and 96,102.72 is: 132,621.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,553.68 : 236,743.92 = 96,102.72 : x
  2. Step 2: Convert to fraction form
    171,553.68/236,743.92 = 96,102.72/x
  3. Step 3: Cross multiply
    171,553.68x = 236,743.92 × 96,102.72
  4. Step 4: Simplify right side
    171,553.68x = 22,751,734,655.46
  5. Step 5: Solve for x
    x = 22,751,734,655.46/171,553.68
  6. Step 6: Final answer
    x = 132,621.66

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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.