Home / 324,861.48-487,236.33-88,223.22

Finding the Fourth Proportional to 324,861.48, 487,236.33 and 88,223.22

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Solution

The fourth proportional to 324,861.48, 487,236.33 and 88,223.22 is: 132,319.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,861.48 : 487,236.33 = 88,223.22 : x
  2. Step 2: Convert to fraction form
    324,861.48/487,236.33 = 88,223.22/x
  3. Step 3: Cross multiply
    324,861.48x = 487,236.33 × 88,223.22
  4. Step 4: Simplify right side
    324,861.48x = 42,985,557,933.58
  5. Step 5: Solve for x
    x = 42,985,557,933.58/324,861.48
  6. Step 6: Final answer
    x = 132,319.65

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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.