Home / 69,955.20-104,963.78-36,667.35

Finding the Fourth Proportional to 69,955.20, 104,963.78 and 36,667.35

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Solution

The fourth proportional to 69,955.20, 104,963.78 and 36,667.35 is: 55,017.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,955.20 : 104,963.78 = 36,667.35 : x
  2. Step 2: Convert to fraction form
    69,955.20/104,963.78 = 36,667.35/x
  3. Step 3: Cross multiply
    69,955.20x = 104,963.78 × 36,667.35
  4. Step 4: Simplify right side
    69,955.20x = 3,848,743,658.58
  5. Step 5: Solve for x
    x = 3,848,743,658.58/69,955.20
  6. Step 6: Final answer
    x = 55,017.26

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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.