Home / 272,717.43-376,361.13-151,851.05

Finding the Fourth Proportional to 272,717.43, 376,361.13 and 151,851.05

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Solution

The fourth proportional to 272,717.43, 376,361.13 and 151,851.05 is: 209,560.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,717.43 : 376,361.13 = 151,851.05 : x
  2. Step 2: Convert to fraction form
    272,717.43/376,361.13 = 151,851.05/x
  3. Step 3: Cross multiply
    272,717.43x = 376,361.13 × 151,851.05
  4. Step 4: Simplify right side
    272,717.43x = 57,150,832,769.69
  5. Step 5: Solve for x
    x = 57,150,832,769.69/272,717.43
  6. Step 6: Final answer
    x = 209,560.62

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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.