Home / 55,481.99-76,559.65-31,607.24

Finding the Fourth Proportional to 55,481.99, 76,559.65 and 31,607.24

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Solution

The fourth proportional to 55,481.99, 76,559.65 and 31,607.24 is: 43,614.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,481.99 : 76,559.65 = 31,607.24 : x
  2. Step 2: Convert to fraction form
    55,481.99/76,559.65 = 31,607.24/x
  3. Step 3: Cross multiply
    55,481.99x = 76,559.65 × 31,607.24
  4. Step 4: Simplify right side
    55,481.99x = 2,419,838,770.05
  5. Step 5: Solve for x
    x = 2,419,838,770.05/55,481.99
  6. Step 6: Final answer
    x = 43,614.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.