Home / 110,997.38-166,468.36-43,543.11

Finding the Fourth Proportional to 110,997.38, 166,468.36 and 43,543.11

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Solution

The fourth proportional to 110,997.38, 166,468.36 and 43,543.11 is: 65,303.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,997.38 : 166,468.36 = 43,543.11 : x
  2. Step 2: Convert to fraction form
    110,997.38/166,468.36 = 43,543.11/x
  3. Step 3: Cross multiply
    110,997.38x = 166,468.36 × 43,543.11
  4. Step 4: Simplify right side
    110,997.38x = 7,248,550,111.00
  5. Step 5: Solve for x
    x = 7,248,550,111.00/110,997.38
  6. Step 6: Final answer
    x = 65,303.79

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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.