Home / 272,717.93-376,361.82-151,851.55

Finding the Fourth Proportional to 272,717.93, 376,361.82 and 151,851.55

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Solution

The fourth proportional to 272,717.93, 376,361.82 and 151,851.55 is: 209,561.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,717.93 : 376,361.82 = 151,851.55 : x
  2. Step 2: Convert to fraction form
    272,717.93/376,361.82 = 151,851.55/x
  3. Step 3: Cross multiply
    272,717.93x = 376,361.82 × 151,851.55
  4. Step 4: Simplify right side
    272,717.93x = 57,151,125,727.82
  5. Step 5: Solve for x
    x = 57,151,125,727.82/272,717.93
  6. Step 6: Final answer
    x = 209,561.31

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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.