Home / 53,551.86-80,331.96-14,108.52

Finding the Fourth Proportional to 53,551.86, 80,331.96 and 14,108.52

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Solution

The fourth proportional to 53,551.86, 80,331.96 and 14,108.52 is: 21,163.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,551.86 : 80,331.96 = 14,108.52 : x
  2. Step 2: Convert to fraction form
    53,551.86/80,331.96 = 14,108.52/x
  3. Step 3: Cross multiply
    53,551.86x = 80,331.96 × 14,108.52
  4. Step 4: Simplify right side
    53,551.86x = 1,133,365,064.30
  5. Step 5: Solve for x
    x = 1,133,365,064.30/53,551.86
  6. Step 6: Final answer
    x = 21,163.88

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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.