Home / 141,778.44-195,385.19-101,422.22

Finding the Fourth Proportional to 141,778.44, 195,385.19 and 101,422.22

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Solution

The fourth proportional to 141,778.44, 195,385.19 and 101,422.22 is: 139,770.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,778.44 : 195,385.19 = 101,422.22 : x
  2. Step 2: Convert to fraction form
    141,778.44/195,385.19 = 101,422.22/x
  3. Step 3: Cross multiply
    141,778.44x = 195,385.19 × 101,422.22
  4. Step 4: Simplify right side
    141,778.44x = 19,816,398,240.88
  5. Step 5: Solve for x
    x = 19,816,398,240.88/141,778.44
  6. Step 6: Final answer
    x = 139,770.18

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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.