Home / 107,338.76-161,081.96-37,218.08

Finding the Fourth Proportional to 107,338.76, 161,081.96 and 37,218.08

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Solution

The fourth proportional to 107,338.76, 161,081.96 and 37,218.08 is: 55,852.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,338.76 : 161,081.96 = 37,218.08 : x
  2. Step 2: Convert to fraction form
    107,338.76/161,081.96 = 37,218.08/x
  3. Step 3: Cross multiply
    107,338.76x = 161,081.96 × 37,218.08
  4. Step 4: Simplify right side
    107,338.76x = 5,995,161,273.84
  5. Step 5: Solve for x
    x = 5,995,161,273.84/107,338.76
  6. Step 6: Final answer
    x = 55,852.72

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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.