Home / 123,771.93-170,804.16-67,183.26

Finding the Fourth Proportional to 123,771.93, 170,804.16 and 67,183.26

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Solution

The fourth proportional to 123,771.93, 170,804.16 and 67,183.26 is: 92,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,771.93 : 170,804.16 = 67,183.26 : x
  2. Step 2: Convert to fraction form
    123,771.93/170,804.16 = 67,183.26/x
  3. Step 3: Cross multiply
    123,771.93x = 170,804.16 × 67,183.26
  4. Step 4: Simplify right side
    123,771.93x = 11,475,180,290.36
  5. Step 5: Solve for x
    x = 11,475,180,290.36/123,771.93
  6. Step 6: Final answer
    x = 92,712.30

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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.