Home / 69,663.24-104,494.86-28,100.52

Finding the Fourth Proportional to 69,663.24, 104,494.86 and 28,100.52

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Solution

The fourth proportional to 69,663.24, 104,494.86 and 28,100.52 is: 42,150.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,663.24 : 104,494.86 = 28,100.52 : x
  2. Step 2: Convert to fraction form
    69,663.24/104,494.86 = 28,100.52/x
  3. Step 3: Cross multiply
    69,663.24x = 104,494.86 × 28,100.52
  4. Step 4: Simplify right side
    69,663.24x = 2,936,359,903.33
  5. Step 5: Solve for x
    x = 2,936,359,903.33/69,663.24
  6. Step 6: Final answer
    x = 42,150.78

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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.