Home / 203,922.70-305,884.05-188,176.30

Finding the Fourth Proportional to 203,922.70, 305,884.05 and 188,176.30

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Solution

The fourth proportional to 203,922.70, 305,884.05 and 188,176.30 is: 282,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,922.70 : 305,884.05 = 188,176.30 : x
  2. Step 2: Convert to fraction form
    203,922.70/305,884.05 = 188,176.30/x
  3. Step 3: Cross multiply
    203,922.70x = 305,884.05 × 188,176.30
  4. Step 4: Simplify right side
    203,922.70x = 57,560,128,758.02
  5. Step 5: Solve for x
    x = 57,560,128,758.02/203,922.70
  6. Step 6: Final answer
    x = 282,264.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.