Home / 196,413.38-294,637.04-54,258.60

Finding the Fourth Proportional to 196,413.38, 294,637.04 and 54,258.60

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Solution

The fourth proportional to 196,413.38, 294,637.04 and 54,258.60 is: 81,392.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,413.38 : 294,637.04 = 54,258.60 : x
  2. Step 2: Convert to fraction form
    196,413.38/294,637.04 = 54,258.60/x
  3. Step 3: Cross multiply
    196,413.38x = 294,637.04 × 54,258.60
  4. Step 4: Simplify right side
    196,413.38x = 15,986,593,027.25
  5. Step 5: Solve for x
    x = 15,986,593,027.25/196,413.38
  6. Step 6: Final answer
    x = 81,392.59

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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.