Home / 69,669.14-104,512.80-25,289.42

Finding the Fourth Proportional to 69,669.14, 104,512.80 and 25,289.42

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Solution

The fourth proportional to 69,669.14, 104,512.80 and 25,289.42 is: 37,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,669.14 : 104,512.80 = 25,289.42 : x
  2. Step 2: Convert to fraction form
    69,669.14/104,512.80 = 25,289.42/x
  3. Step 3: Cross multiply
    69,669.14x = 104,512.80 × 25,289.42
  4. Step 4: Simplify right side
    69,669.14x = 2,643,068,094.58
  5. Step 5: Solve for x
    x = 2,643,068,094.58/69,669.14
  6. Step 6: Final answer
    x = 37,937.43

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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.