Home / 167,835.20-251,789.84-55,550.40

Finding the Fourth Proportional to 167,835.20, 251,789.84 and 55,550.40

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Solution

The fourth proportional to 167,835.20, 251,789.84 and 55,550.40 is: 83,337.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,835.20 : 251,789.84 = 55,550.40 : x
  2. Step 2: Convert to fraction form
    167,835.20/251,789.84 = 55,550.40/x
  3. Step 3: Cross multiply
    167,835.20x = 251,789.84 × 55,550.40
  4. Step 4: Simplify right side
    167,835.20x = 13,987,026,327.94
  5. Step 5: Solve for x
    x = 13,987,026,327.94/167,835.20
  6. Step 6: Final answer
    x = 83,337.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.