Home / 263,553.32-363,699.24-142,693.64

Finding the Fourth Proportional to 263,553.32, 363,699.24 and 142,693.64

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Solution

The fourth proportional to 263,553.32, 363,699.24 and 142,693.64 is: 196,914.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,553.32 : 363,699.24 = 142,693.64 : x
  2. Step 2: Convert to fraction form
    263,553.32/363,699.24 = 142,693.64/x
  3. Step 3: Cross multiply
    263,553.32x = 363,699.24 × 142,693.64
  4. Step 4: Simplify right side
    263,553.32x = 51,897,568,420.83
  5. Step 5: Solve for x
    x = 51,897,568,420.83/263,553.32
  6. Step 6: Final answer
    x = 196,914.87

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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.