Home / 61,922.28-92,896.86-20,367.72

Finding the Fourth Proportional to 61,922.28, 92,896.86 and 20,367.72

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Solution

The fourth proportional to 61,922.28, 92,896.86 and 20,367.72 is: 30,556.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,922.28 : 92,896.86 = 20,367.72 : x
  2. Step 2: Convert to fraction form
    61,922.28/92,896.86 = 20,367.72/x
  3. Step 3: Cross multiply
    61,922.28x = 92,896.86 × 20,367.72
  4. Step 4: Simplify right side
    61,922.28x = 1,892,097,233.36
  5. Step 5: Solve for x
    x = 1,892,097,233.36/61,922.28
  6. Step 6: Final answer
    x = 30,556.00

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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.