Home / 69,816.20-104,629.86-50,051.12

Finding the Fourth Proportional to 69,816.20, 104,629.86 and 50,051.12

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Solution

The fourth proportional to 69,816.20, 104,629.86 and 50,051.12 is: 75,008.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,816.20 : 104,629.86 = 50,051.12 : x
  2. Step 2: Convert to fraction form
    69,816.20/104,629.86 = 50,051.12/x
  3. Step 3: Cross multiply
    69,816.20x = 104,629.86 × 50,051.12
  4. Step 4: Simplify right side
    69,816.20x = 5,236,841,155.29
  5. Step 5: Solve for x
    x = 5,236,841,155.29/69,816.20
  6. Step 6: Final answer
    x = 75,008.97

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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.