Home / 101,131.11-151,721.07-37,951.74

Finding the Fourth Proportional to 101,131.11, 151,721.07 and 37,951.74

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Solution

The fourth proportional to 101,131.11, 151,721.07 and 37,951.74 is: 56,936.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,131.11 : 151,721.07 = 37,951.74 : x
  2. Step 2: Convert to fraction form
    101,131.11/151,721.07 = 37,951.74/x
  3. Step 3: Cross multiply
    101,131.11x = 151,721.07 × 37,951.74
  4. Step 4: Simplify right side
    101,131.11x = 5,758,078,601.16
  5. Step 5: Solve for x
    x = 5,758,078,601.16/101,131.11
  6. Step 6: Final answer
    x = 56,936.77

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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.