Home / 269,782.11-372,241.58-156,544.11

Finding the Fourth Proportional to 269,782.11, 372,241.58 and 156,544.11

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Solution

The fourth proportional to 269,782.11, 372,241.58 and 156,544.11 is: 215,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,782.11 : 372,241.58 = 156,544.11 : x
  2. Step 2: Convert to fraction form
    269,782.11/372,241.58 = 156,544.11/x
  3. Step 3: Cross multiply
    269,782.11x = 372,241.58 × 156,544.11
  4. Step 4: Simplify right side
    269,782.11x = 58,272,226,063.37
  5. Step 5: Solve for x
    x = 58,272,226,063.37/269,782.11
  6. Step 6: Final answer
    x = 215,997.37

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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.