Home / 220,830.44-304,753.38-120,232.04

Finding the Fourth Proportional to 220,830.44, 304,753.38 and 120,232.04

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Solution

The fourth proportional to 220,830.44, 304,753.38 and 120,232.04 is: 165,924.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,830.44 : 304,753.38 = 120,232.04 : x
  2. Step 2: Convert to fraction form
    220,830.44/304,753.38 = 120,232.04/x
  3. Step 3: Cross multiply
    220,830.44x = 304,753.38 × 120,232.04
  4. Step 4: Simplify right side
    220,830.44x = 36,641,120,574.30
  5. Step 5: Solve for x
    x = 36,641,120,574.30/220,830.44
  6. Step 6: Final answer
    x = 165,924.23

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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.