Home / 69,790.60-104,657.82-25,406.92

Finding the Fourth Proportional to 69,790.60, 104,657.82 and 25,406.92

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Solution

The fourth proportional to 69,790.60, 104,657.82 and 25,406.92 is: 38,100.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,790.60 : 104,657.82 = 25,406.92 : x
  2. Step 2: Convert to fraction form
    69,790.60/104,657.82 = 25,406.92/x
  3. Step 3: Cross multiply
    69,790.60x = 104,657.82 × 25,406.92
  4. Step 4: Simplify right side
    69,790.60x = 2,659,032,860.11
  5. Step 5: Solve for x
    x = 2,659,032,860.11/69,790.60
  6. Step 6: Final answer
    x = 38,100.16

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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.