Home / 263,636.33-363,816.30-142,774.85

Finding the Fourth Proportional to 263,636.33, 363,816.30 and 142,774.85

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Solution

The fourth proportional to 263,636.33, 363,816.30 and 142,774.85 is: 197,028.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,636.33 : 363,816.30 = 142,774.85 : x
  2. Step 2: Convert to fraction form
    263,636.33/363,816.30 = 142,774.85/x
  3. Step 3: Cross multiply
    263,636.33x = 363,816.30 × 142,774.85
  4. Step 4: Simplify right side
    263,636.33x = 51,943,815,840.97
  5. Step 5: Solve for x
    x = 51,943,815,840.97/263,636.33
  6. Step 6: Final answer
    x = 197,028.30

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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.