Home / 204,637.80-282,413.54-124,072.68

Finding the Fourth Proportional to 204,637.80, 282,413.54 and 124,072.68

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Solution

The fourth proportional to 204,637.80, 282,413.54 and 124,072.68 is: 171,228.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,637.80 : 282,413.54 = 124,072.68 : x
  2. Step 2: Convert to fraction form
    204,637.80/282,413.54 = 124,072.68/x
  3. Step 3: Cross multiply
    204,637.80x = 282,413.54 × 124,072.68
  4. Step 4: Simplify right side
    204,637.80x = 35,039,804,776.09
  5. Step 5: Solve for x
    x = 35,039,804,776.09/204,637.80
  6. Step 6: Final answer
    x = 171,228.41

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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.