Home / 268,875.96-403,093.62-111,217.56

Finding the Fourth Proportional to 268,875.96, 403,093.62 and 111,217.56

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Solution

The fourth proportional to 268,875.96, 403,093.62 and 111,217.56 is: 166,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,875.96 : 403,093.62 = 111,217.56 : x
  2. Step 2: Convert to fraction form
    268,875.96/403,093.62 = 111,217.56/x
  3. Step 3: Cross multiply
    268,875.96x = 403,093.62 × 111,217.56
  4. Step 4: Simplify right side
    268,875.96x = 44,831,088,867.97
  5. Step 5: Solve for x
    x = 44,831,088,867.97/268,875.96
  6. Step 6: Final answer
    x = 166,735.21

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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.