Home / 107,920.12-161,865.42-41,377

Finding the Fourth Proportional to 107,920.12, 161,865.42 and 41,377

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Solution

The fourth proportional to 107,920.12, 161,865.42 and 41,377 is: 62,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,920.12 : 161,865.42 = 41,377 : x
  2. Step 2: Convert to fraction form
    107,920.12/161,865.42 = 41,377/x
  3. Step 3: Cross multiply
    107,920.12x = 161,865.42 × 41,377
  4. Step 4: Simplify right side
    107,920.12x = 6,697,505,483.34
  5. Step 5: Solve for x
    x = 6,697,505,483.34/107,920.12
  6. Step 6: Final answer
    x = 62,059.84

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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.