Home / 101,131.86-151,717.32-38,797.50

Finding the Fourth Proportional to 101,131.86, 151,717.32 and 38,797.50

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Solution

The fourth proportional to 101,131.86, 151,717.32 and 38,797.50 is: 58,203.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,131.86 : 151,717.32 = 38,797.50 : x
  2. Step 2: Convert to fraction form
    101,131.86/151,717.32 = 38,797.50/x
  3. Step 3: Cross multiply
    101,131.86x = 151,717.32 × 38,797.50
  4. Step 4: Simplify right side
    101,131.86x = 5,886,252,722.70
  5. Step 5: Solve for x
    x = 5,886,252,722.70/101,131.86
  6. Step 6: Final answer
    x = 58,203.74

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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.