Home / 53,764.20-80,646.30-41,322.60

Finding the Fourth Proportional to 53,764.20, 80,646.30 and 41,322.60

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Solution

The fourth proportional to 53,764.20, 80,646.30 and 41,322.60 is: 61,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,764.20 : 80,646.30 = 41,322.60 : x
  2. Step 2: Convert to fraction form
    53,764.20/80,646.30 = 41,322.60/x
  3. Step 3: Cross multiply
    53,764.20x = 80,646.30 × 41,322.60
  4. Step 4: Simplify right side
    53,764.20x = 3,332,514,796.38
  5. Step 5: Solve for x
    x = 3,332,514,796.38/53,764.20
  6. Step 6: Final answer
    x = 61,983.90

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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.