Home / 55,794.24-83,691.78-20,733.90

Finding the Fourth Proportional to 55,794.24, 83,691.78 and 20,733.90

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Solution

The fourth proportional to 55,794.24, 83,691.78 and 20,733.90 is: 31,101.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,794.24 : 83,691.78 = 20,733.90 : x
  2. Step 2: Convert to fraction form
    55,794.24/83,691.78 = 20,733.90/x
  3. Step 3: Cross multiply
    55,794.24x = 83,691.78 × 20,733.90
  4. Step 4: Simplify right side
    55,794.24x = 1,735,256,997.34
  5. Step 5: Solve for x
    x = 1,735,256,997.34/55,794.24
  6. Step 6: Final answer
    x = 31,101.01

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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.