Home / 101,151.24-151,746.36-38,816.88

Finding the Fourth Proportional to 101,151.24, 151,746.36 and 38,816.88

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Solution

The fourth proportional to 101,151.24, 151,746.36 and 38,816.88 is: 58,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,151.24 : 151,746.36 = 38,816.88 : x
  2. Step 2: Convert to fraction form
    101,151.24/151,746.36 = 38,816.88/x
  3. Step 3: Cross multiply
    101,151.24x = 151,746.36 × 38,816.88
  4. Step 4: Simplify right side
    101,151.24x = 5,890,320,246.56
  5. Step 5: Solve for x
    x = 5,890,320,246.56/101,151.24
  6. Step 6: Final answer
    x = 58,232.80

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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.