Home / 71,413.44-98,556.30-39,592.50

Finding the Fourth Proportional to 71,413.44, 98,556.30 and 39,592.50

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Solution

The fourth proportional to 71,413.44, 98,556.30 and 39,592.50 is: 54,640.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,413.44 : 98,556.30 = 39,592.50 : x
  2. Step 2: Convert to fraction form
    71,413.44/98,556.30 = 39,592.50/x
  3. Step 3: Cross multiply
    71,413.44x = 98,556.30 × 39,592.50
  4. Step 4: Simplify right side
    71,413.44x = 3,902,090,307.75
  5. Step 5: Solve for x
    x = 3,902,090,307.75/71,413.44
  6. Step 6: Final answer
    x = 54,640.84

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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.