Home / 73,927.28-110,897.91-20,622.80

Finding the Fourth Proportional to 73,927.28, 110,897.91 and 20,622.80

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Solution

The fourth proportional to 73,927.28, 110,897.91 and 20,622.80 is: 30,936.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,927.28 : 110,897.91 = 20,622.80 : x
  2. Step 2: Convert to fraction form
    73,927.28/110,897.91 = 20,622.80/x
  3. Step 3: Cross multiply
    73,927.28x = 110,897.91 × 20,622.80
  4. Step 4: Simplify right side
    73,927.28x = 2,287,025,695.59
  5. Step 5: Solve for x
    x = 2,287,025,695.59/73,927.28
  6. Step 6: Final answer
    x = 30,936.15

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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.