Home / 269,917.72-372,492.27-149,066.73

Finding the Fourth Proportional to 269,917.72, 372,492.27 and 149,066.73

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Solution

The fourth proportional to 269,917.72, 372,492.27 and 149,066.73 is: 205,715.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,917.72 : 372,492.27 = 149,066.73 : x
  2. Step 2: Convert to fraction form
    269,917.72/372,492.27 = 149,066.73/x
  3. Step 3: Cross multiply
    269,917.72x = 372,492.27 × 149,066.73
  4. Step 4: Simplify right side
    269,917.72x = 55,526,204,639.18
  5. Step 5: Solve for x
    x = 55,526,204,639.18/269,917.72
  6. Step 6: Final answer
    x = 205,715.30

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.