Home / 107,842.92-161,837.28-37,722.84

Finding the Fourth Proportional to 107,842.92, 161,837.28 and 37,722.84

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Solution

The fourth proportional to 107,842.92, 161,837.28 and 37,722.84 is: 56,609.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,842.92 : 161,837.28 = 37,722.84 : x
  2. Step 2: Convert to fraction form
    107,842.92/161,837.28 = 37,722.84/x
  3. Step 3: Cross multiply
    107,842.92x = 161,837.28 × 37,722.84
  4. Step 4: Simplify right side
    107,842.92x = 6,104,961,819.48
  5. Step 5: Solve for x
    x = 6,104,961,819.48/107,842.92
  6. Step 6: Final answer
    x = 56,609.76

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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.