Home / 171,398.56-236,501.89-107,691.25

Finding the Fourth Proportional to 171,398.56, 236,501.89 and 107,691.25

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Solution

The fourth proportional to 171,398.56, 236,501.89 and 107,691.25 is: 148,596.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,398.56 : 236,501.89 = 107,691.25 : x
  2. Step 2: Convert to fraction form
    171,398.56/236,501.89 = 107,691.25/x
  3. Step 3: Cross multiply
    171,398.56x = 236,501.89 × 107,691.25
  4. Step 4: Simplify right side
    171,398.56x = 25,469,184,161.46
  5. Step 5: Solve for x
    x = 25,469,184,161.46/171,398.56
  6. Step 6: Final answer
    x = 148,596.26

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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.