Home / 151,940.47-227,910.87-39,620.59

Finding the Fourth Proportional to 151,940.47, 227,910.87 and 39,620.59

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Solution

The fourth proportional to 151,940.47, 227,910.87 and 39,620.59 is: 59,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,940.47 : 227,910.87 = 39,620.59 : x
  2. Step 2: Convert to fraction form
    151,940.47/227,910.87 = 39,620.59/x
  3. Step 3: Cross multiply
    151,940.47x = 227,910.87 × 39,620.59
  4. Step 4: Simplify right side
    151,940.47x = 9,029,963,136.81
  5. Step 5: Solve for x
    x = 9,029,963,136.81/151,940.47
  6. Step 6: Final answer
    x = 59,430.93

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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.