Home / 272,591.91-376,187.94-151,725.54

Finding the Fourth Proportional to 272,591.91, 376,187.94 and 151,725.54

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Solution

The fourth proportional to 272,591.91, 376,187.94 and 151,725.54 is: 209,387.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,591.91 : 376,187.94 = 151,725.54 : x
  2. Step 2: Convert to fraction form
    272,591.91/376,187.94 = 151,725.54/x
  3. Step 3: Cross multiply
    272,591.91x = 376,187.94 × 151,725.54
  4. Step 4: Simplify right side
    272,591.91x = 57,077,318,337.99
  5. Step 5: Solve for x
    x = 57,077,318,337.99/272,591.91
  6. Step 6: Final answer
    x = 209,387.43

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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.