Home / 55,413.48-76,554-36,338.52

Finding the Fourth Proportional to 55,413.48, 76,554 and 36,338.52

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Solution

The fourth proportional to 55,413.48, 76,554 and 36,338.52 is: 50,201.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,413.48 : 76,554 = 36,338.52 : x
  2. Step 2: Convert to fraction form
    55,413.48/76,554 = 36,338.52/x
  3. Step 3: Cross multiply
    55,413.48x = 76,554 × 36,338.52
  4. Step 4: Simplify right side
    55,413.48x = 2,781,859,060.08
  5. Step 5: Solve for x
    x = 2,781,859,060.08/55,413.48
  6. Step 6: Final answer
    x = 50,201.85

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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.