Home / 220,237.20-303,906.60-152,326.80

Finding the Fourth Proportional to 220,237.20, 303,906.60 and 152,326.80

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Solution

The fourth proportional to 220,237.20, 303,906.60 and 152,326.80 is: 210,196.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,237.20 : 303,906.60 = 152,326.80 : x
  2. Step 2: Convert to fraction form
    220,237.20/303,906.60 = 152,326.80/x
  3. Step 3: Cross multiply
    220,237.20x = 303,906.60 × 152,326.80
  4. Step 4: Simplify right side
    220,237.20x = 46,293,119,876.88
  5. Step 5: Solve for x
    x = 46,293,119,876.88/220,237.20
  6. Step 6: Final answer
    x = 210,196.64

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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.