Home / 141,896.22-195,808.23-81,453.66

Finding the Fourth Proportional to 141,896.22, 195,808.23 and 81,453.66

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Solution

The fourth proportional to 141,896.22, 195,808.23 and 81,453.66 is: 112,401.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,896.22 : 195,808.23 = 81,453.66 : x
  2. Step 2: Convert to fraction form
    141,896.22/195,808.23 = 81,453.66/x
  3. Step 3: Cross multiply
    141,896.22x = 195,808.23 × 81,453.66
  4. Step 4: Simplify right side
    141,896.22x = 15,949,296,991.62
  5. Step 5: Solve for x
    x = 15,949,296,991.62/141,896.22
  6. Step 6: Final answer
    x = 112,401.14

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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.