Home / 144,943.07-200,023.16-80,413.52

Finding the Fourth Proportional to 144,943.07, 200,023.16 and 80,413.52

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Solution

The fourth proportional to 144,943.07, 200,023.16 and 80,413.52 is: 110,971.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,943.07 : 200,023.16 = 80,413.52 : x
  2. Step 2: Convert to fraction form
    144,943.07/200,023.16 = 80,413.52/x
  3. Step 3: Cross multiply
    144,943.07x = 200,023.16 × 80,413.52
  4. Step 4: Simplify right side
    144,943.07x = 16,084,564,974.94
  5. Step 5: Solve for x
    x = 16,084,564,974.94/144,943.07
  6. Step 6: Final answer
    x = 110,971.61

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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.