Home / 55,629.88-76,772.50-31,764.04

Finding the Fourth Proportional to 55,629.88, 76,772.50 and 31,764.04

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Solution

The fourth proportional to 55,629.88, 76,772.50 and 31,764.04 is: 43,836.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,629.88 : 76,772.50 = 31,764.04 : x
  2. Step 2: Convert to fraction form
    55,629.88/76,772.50 = 31,764.04/x
  3. Step 3: Cross multiply
    55,629.88x = 76,772.50 × 31,764.04
  4. Step 4: Simplify right side
    55,629.88x = 2,438,604,760.90
  5. Step 5: Solve for x
    x = 2,438,604,760.90/55,629.88
  6. Step 6: Final answer
    x = 43,836.24

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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.