Home / 73,911.06-101,997.09-40,377.30

Finding the Fourth Proportional to 73,911.06, 101,997.09 and 40,377.30

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Solution

The fourth proportional to 73,911.06, 101,997.09 and 40,377.30 is: 55,720.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,911.06 : 101,997.09 = 40,377.30 : x
  2. Step 2: Convert to fraction form
    73,911.06/101,997.09 = 40,377.30/x
  3. Step 3: Cross multiply
    73,911.06x = 101,997.09 × 40,377.30
  4. Step 4: Simplify right side
    73,911.06x = 4,118,367,102.06
  5. Step 5: Solve for x
    x = 4,118,367,102.06/73,911.06
  6. Step 6: Final answer
    x = 55,720.58

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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.