Home / 122,050.09-168,422.24-68,334.18

Finding the Fourth Proportional to 122,050.09, 168,422.24 and 68,334.18

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Solution

The fourth proportional to 122,050.09, 168,422.24 and 68,334.18 is: 94,297.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,050.09 : 168,422.24 = 68,334.18 : x
  2. Step 2: Convert to fraction form
    122,050.09/168,422.24 = 68,334.18/x
  3. Step 3: Cross multiply
    122,050.09x = 168,422.24 × 68,334.18
  4. Step 4: Simplify right side
    122,050.09x = 11,508,995,766.41
  5. Step 5: Solve for x
    x = 11,508,995,766.41/122,050.09
  6. Step 6: Final answer
    x = 94,297.31

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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.