Home / 263,500.14-363,627.72-142,638.33

Finding the Fourth Proportional to 263,500.14, 363,627.72 and 142,638.33

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Solution

The fourth proportional to 263,500.14, 363,627.72 and 142,638.33 is: 196,839.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,500.14 : 363,627.72 = 142,638.33 : x
  2. Step 2: Convert to fraction form
    263,500.14/363,627.72 = 142,638.33/x
  3. Step 3: Cross multiply
    263,500.14x = 363,627.72 × 142,638.33
  4. Step 4: Simplify right side
    263,500.14x = 51,867,250,722.51
  5. Step 5: Solve for x
    x = 51,867,250,722.51/263,500.14
  6. Step 6: Final answer
    x = 196,839.56

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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.