Home / 106,768.86-160,171.92-47,603.22

Finding the Fourth Proportional to 106,768.86, 160,171.92 and 47,603.22

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Solution

The fourth proportional to 106,768.86, 160,171.92 and 47,603.22 is: 71,413.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,768.86 : 160,171.92 = 47,603.22 : x
  2. Step 2: Convert to fraction form
    106,768.86/160,171.92 = 47,603.22/x
  3. Step 3: Cross multiply
    106,768.86x = 160,171.92 × 47,603.22
  4. Step 4: Simplify right side
    106,768.86x = 7,624,699,145.58
  5. Step 5: Solve for x
    x = 7,624,699,145.58/106,768.86
  6. Step 6: Final answer
    x = 71,413.14

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Why These Related Problems?

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