Home / 198,927.41-274,555.40-127,304.97

Finding the Fourth Proportional to 198,927.41, 274,555.40 and 127,304.97

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Solution

The fourth proportional to 198,927.41, 274,555.40 and 127,304.97 is: 175,703.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,927.41 : 274,555.40 = 127,304.97 : x
  2. Step 2: Convert to fraction form
    198,927.41/274,555.40 = 127,304.97/x
  3. Step 3: Cross multiply
    198,927.41x = 274,555.40 × 127,304.97
  4. Step 4: Simplify right side
    198,927.41x = 34,952,266,323.81
  5. Step 5: Solve for x
    x = 34,952,266,323.81/198,927.41
  6. Step 6: Final answer
    x = 175,703.63

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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.