Home / 69,833.08-104,726.94-30,378.52

Finding the Fourth Proportional to 69,833.08, 104,726.94 and 30,378.52

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Solution

The fourth proportional to 69,833.08, 104,726.94 and 30,378.52 is: 45,557.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,833.08 : 104,726.94 = 30,378.52 : x
  2. Step 2: Convert to fraction form
    69,833.08/104,726.94 = 30,378.52/x
  3. Step 3: Cross multiply
    69,833.08x = 104,726.94 × 30,378.52
  4. Step 4: Simplify right side
    69,833.08x = 3,181,449,441.33
  5. Step 5: Solve for x
    x = 3,181,449,441.33/69,833.08
  6. Step 6: Final answer
    x = 45,557.91

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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.