Home / 71,413.73-98,556.77-39,592.07

Finding the Fourth Proportional to 71,413.73, 98,556.77 and 39,592.07

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Solution

The fourth proportional to 71,413.73, 98,556.77 and 39,592.07 is: 54,640.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,413.73 : 98,556.77 = 39,592.07 : x
  2. Step 2: Convert to fraction form
    71,413.73/98,556.77 = 39,592.07/x
  3. Step 3: Cross multiply
    71,413.73x = 98,556.77 × 39,592.07
  4. Step 4: Simplify right side
    71,413.73x = 3,902,066,143.01
  5. Step 5: Solve for x
    x = 3,902,066,143.01/71,413.73
  6. Step 6: Final answer
    x = 54,640.28

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1.5x scale

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.