Home / 55,029.78-82,413.45-30,032.37

Finding the Fourth Proportional to 55,029.78, 82,413.45 and 30,032.37

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Solution

The fourth proportional to 55,029.78, 82,413.45 and 30,032.37 is: 44,976.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,029.78 : 82,413.45 = 30,032.37 : x
  2. Step 2: Convert to fraction form
    55,029.78/82,413.45 = 30,032.37/x
  3. Step 3: Cross multiply
    55,029.78x = 82,413.45 × 30,032.37
  4. Step 4: Simplify right side
    55,029.78x = 2,475,071,223.38
  5. Step 5: Solve for x
    x = 2,475,071,223.38/55,029.78
  6. Step 6: Final answer
    x = 44,976.94

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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.