Home / 123,824.88-185,610.24-48,914.64

Finding the Fourth Proportional to 123,824.88, 185,610.24 and 48,914.64

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Solution

The fourth proportional to 123,824.88, 185,610.24 and 48,914.64 is: 73,321.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,824.88 : 185,610.24 = 48,914.64 : x
  2. Step 2: Convert to fraction form
    123,824.88/185,610.24 = 48,914.64/x
  3. Step 3: Cross multiply
    123,824.88x = 185,610.24 × 48,914.64
  4. Step 4: Simplify right side
    123,824.88x = 9,079,058,069.91
  5. Step 5: Solve for x
    x = 9,079,058,069.91/123,824.88
  6. Step 6: Final answer
    x = 73,321.76

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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.