Home / 220,008.20-303,616.14-124,514.96

Finding the Fourth Proportional to 220,008.20, 303,616.14 and 124,514.96

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Solution

The fourth proportional to 220,008.20, 303,616.14 and 124,514.96 is: 171,833.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,008.20 : 303,616.14 = 124,514.96 : x
  2. Step 2: Convert to fraction form
    220,008.20/303,616.14 = 124,514.96/x
  3. Step 3: Cross multiply
    220,008.20x = 303,616.14 × 124,514.96
  4. Step 4: Simplify right side
    220,008.20x = 37,804,751,527.45
  5. Step 5: Solve for x
    x = 37,804,751,527.45/220,008.20
  6. Step 6: Final answer
    x = 171,833.37

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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.