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Finding the Fourth Proportional to 79,070.31, 118,413.50 and 43,477.29

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Solution

The fourth proportional to 79,070.31, 118,413.50 and 43,477.29 is: 65,110.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,070.31 : 118,413.50 = 43,477.29 : x
  2. Step 2: Convert to fraction form
    79,070.31/118,413.50 = 43,477.29/x
  3. Step 3: Cross multiply
    79,070.31x = 118,413.50 × 43,477.29
  4. Step 4: Simplify right side
    79,070.31x = 5,148,297,862.03
  5. Step 5: Solve for x
    x = 5,148,297,862.03/79,070.31
  6. Step 6: Final answer
    x = 65,110.38

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.