Home / 263,542.88-363,682.44-147,257.28

Finding the Fourth Proportional to 263,542.88, 363,682.44 and 147,257.28

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Solution

The fourth proportional to 263,542.88, 363,682.44 and 147,257.28 is: 203,211.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,542.88 : 363,682.44 = 147,257.28 : x
  2. Step 2: Convert to fraction form
    263,542.88/363,682.44 = 147,257.28/x
  3. Step 3: Cross multiply
    263,542.88x = 363,682.44 × 147,257.28
  4. Step 4: Simplify right side
    263,542.88x = 53,554,886,898.16
  5. Step 5: Solve for x
    x = 53,554,886,898.16/263,542.88
  6. Step 6: Final answer
    x = 203,211.28

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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.