Home / 107,725.68-161,595.90-36,619.38

Finding the Fourth Proportional to 107,725.68, 161,595.90 and 36,619.38

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Solution

The fourth proportional to 107,725.68, 161,595.90 and 36,619.38 is: 54,931.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,725.68 : 161,595.90 = 36,619.38 : x
  2. Step 2: Convert to fraction form
    107,725.68/161,595.90 = 36,619.38/x
  3. Step 3: Cross multiply
    107,725.68x = 161,595.90 × 36,619.38
  4. Step 4: Simplify right side
    107,725.68x = 5,917,541,668.54
  5. Step 5: Solve for x
    x = 5,917,541,668.54/107,725.68
  6. Step 6: Final answer
    x = 54,931.58

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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.