Home / 151,678.85-227,558.38-51,838.66

Finding the Fourth Proportional to 151,678.85, 227,558.38 and 51,838.66

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Solution

The fourth proportional to 151,678.85, 227,558.38 and 51,838.66 is: 77,771.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,678.85 : 227,558.38 = 51,838.66 : x
  2. Step 2: Convert to fraction form
    151,678.85/227,558.38 = 51,838.66/x
  3. Step 3: Cross multiply
    151,678.85x = 227,558.38 × 51,838.66
  4. Step 4: Simplify right side
    151,678.85x = 11,796,320,792.48
  5. Step 5: Solve for x
    x = 11,796,320,792.48/151,678.85
  6. Step 6: Final answer
    x = 77,771.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.