Home / 111,917.01-167,769.98-55,703.97

Finding the Fourth Proportional to 111,917.01, 167,769.98 and 55,703.97

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Solution

The fourth proportional to 111,917.01, 167,769.98 and 55,703.97 is: 83,503.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,917.01 : 167,769.98 = 55,703.97 : x
  2. Step 2: Convert to fraction form
    111,917.01/167,769.98 = 55,703.97/x
  3. Step 3: Cross multiply
    111,917.01x = 167,769.98 × 55,703.97
  4. Step 4: Simplify right side
    111,917.01x = 9,345,453,863.19
  5. Step 5: Solve for x
    x = 9,345,453,863.19/111,917.01
  6. Step 6: Final answer
    x = 83,503.43

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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.