Home / 69,558.24-104,321.52-19,643.52

Finding the Fourth Proportional to 69,558.24, 104,321.52 and 19,643.52

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Solution

The fourth proportional to 69,558.24, 104,321.52 and 19,643.52 is: 29,460.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,558.24 : 104,321.52 = 19,643.52 : x
  2. Step 2: Convert to fraction form
    69,558.24/104,321.52 = 19,643.52/x
  3. Step 3: Cross multiply
    69,558.24x = 104,321.52 × 19,643.52
  4. Step 4: Simplify right side
    69,558.24x = 2,049,241,864.55
  5. Step 5: Solve for x
    x = 2,049,241,864.55/69,558.24
  6. Step 6: Final answer
    x = 29,460.81

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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.