Home / 177,918.39-266,904.25-57,936.13

Finding the Fourth Proportional to 177,918.39, 266,904.25 and 57,936.13

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Solution

The fourth proportional to 177,918.39, 266,904.25 and 57,936.13 is: 86,912.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,918.39 : 266,904.25 = 57,936.13 : x
  2. Step 2: Convert to fraction form
    177,918.39/266,904.25 = 57,936.13/x
  3. Step 3: Cross multiply
    177,918.39x = 266,904.25 × 57,936.13
  4. Step 4: Simplify right side
    177,918.39x = 15,463,398,513.45
  5. Step 5: Solve for x
    x = 15,463,398,513.45/177,918.39
  6. Step 6: Final answer
    x = 86,912.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.