Home / 53,552.48-80,251.76-30,129.44

Finding the Fourth Proportional to 53,552.48, 80,251.76 and 30,129.44

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Solution

The fourth proportional to 53,552.48, 80,251.76 and 30,129.44 is: 45,150.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,552.48 : 80,251.76 = 30,129.44 : x
  2. Step 2: Convert to fraction form
    53,552.48/80,251.76 = 30,129.44/x
  3. Step 3: Cross multiply
    53,552.48x = 80,251.76 × 30,129.44
  4. Step 4: Simplify right side
    53,552.48x = 2,417,940,261.88
  5. Step 5: Solve for x
    x = 2,417,940,261.88/53,552.48
  6. Step 6: Final answer
    x = 45,150.86

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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.