Home / 73,822.40-110,733.60-27,069.20

Finding the Fourth Proportional to 73,822.40, 110,733.60 and 27,069.20

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Solution

The fourth proportional to 73,822.40, 110,733.60 and 27,069.20 is: 40,603.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,822.40 : 110,733.60 = 27,069.20 : x
  2. Step 2: Convert to fraction form
    73,822.40/110,733.60 = 27,069.20/x
  3. Step 3: Cross multiply
    73,822.40x = 110,733.60 × 27,069.20
  4. Step 4: Simplify right side
    73,822.40x = 2,997,469,965.12
  5. Step 5: Solve for x
    x = 2,997,469,965.12/73,822.40
  6. Step 6: Final answer
    x = 40,603.80

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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.