Home / 263,410.19-363,466.94-159,990.56

Finding the Fourth Proportional to 263,410.19, 363,466.94 and 159,990.56

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Solution

The fourth proportional to 263,410.19, 363,466.94 and 159,990.56 is: 220,763.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,410.19 : 363,466.94 = 159,990.56 : x
  2. Step 2: Convert to fraction form
    263,410.19/363,466.94 = 159,990.56/x
  3. Step 3: Cross multiply
    263,410.19x = 363,466.94 × 159,990.56
  4. Step 4: Simplify right side
    263,410.19x = 58,151,278,472.13
  5. Step 5: Solve for x
    x = 58,151,278,472.13/263,410.19
  6. Step 6: Final answer
    x = 220,763.21

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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.