Home / 159,195.43-219,634.50-98,744.32

Finding the Fourth Proportional to 159,195.43, 219,634.50 and 98,744.32

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Solution

The fourth proportional to 159,195.43, 219,634.50 and 98,744.32 is: 136,232.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,195.43 : 219,634.50 = 98,744.32 : x
  2. Step 2: Convert to fraction form
    159,195.43/219,634.50 = 98,744.32/x
  3. Step 3: Cross multiply
    159,195.43x = 219,634.50 × 98,744.32
  4. Step 4: Simplify right side
    159,195.43x = 21,687,659,351.04
  5. Step 5: Solve for x
    x = 21,687,659,351.04/159,195.43
  6. Step 6: Final answer
    x = 136,232.93

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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.