Home / 107,413.30-161,165.51-57,480.45

Finding the Fourth Proportional to 107,413.30, 161,165.51 and 57,480.45

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Solution

The fourth proportional to 107,413.30, 161,165.51 and 57,480.45 is: 86,245.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,413.30 : 161,165.51 = 57,480.45 : x
  2. Step 2: Convert to fraction form
    107,413.30/161,165.51 = 57,480.45/x
  3. Step 3: Cross multiply
    107,413.30x = 161,165.51 × 57,480.45
  4. Step 4: Simplify right side
    107,413.30x = 9,263,866,039.28
  5. Step 5: Solve for x
    x = 9,263,866,039.28/107,413.30
  6. Step 6: Final answer
    x = 86,245.06

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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.