Home / 167,374.89-230,979.15-91,923.39

Finding the Fourth Proportional to 167,374.89, 230,979.15 and 91,923.39

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Solution

The fourth proportional to 167,374.89, 230,979.15 and 91,923.39 is: 126,855.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,374.89 : 230,979.15 = 91,923.39 : x
  2. Step 2: Convert to fraction form
    167,374.89/230,979.15 = 91,923.39/x
  3. Step 3: Cross multiply
    167,374.89x = 230,979.15 × 91,923.39
  4. Step 4: Simplify right side
    167,374.89x = 21,232,386,487.32
  5. Step 5: Solve for x
    x = 21,232,386,487.32/167,374.89
  6. Step 6: Final answer
    x = 126,855.27

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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.