Home / 272,582.85-376,164.27-151,721.53

Finding the Fourth Proportional to 272,582.85, 376,164.27 and 151,721.53

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Solution

The fourth proportional to 272,582.85, 376,164.27 and 151,721.53 is: 209,375.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,582.85 : 376,164.27 = 151,721.53 : x
  2. Step 2: Convert to fraction form
    272,582.85/376,164.27 = 151,721.53/x
  3. Step 3: Cross multiply
    272,582.85x = 376,164.27 × 151,721.53
  4. Step 4: Simplify right side
    272,582.85x = 57,072,218,575.73
  5. Step 5: Solve for x
    x = 57,072,218,575.73/272,582.85
  6. Step 6: Final answer
    x = 209,375.68

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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.