Home / 69,284.70-103,667.56-49,340.29

Finding the Fourth Proportional to 69,284.70, 103,667.56 and 49,340.29

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Solution

The fourth proportional to 69,284.70, 103,667.56 and 49,340.29 is: 73,825.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,284.70 : 103,667.56 = 49,340.29 : x
  2. Step 2: Convert to fraction form
    69,284.70/103,667.56 = 49,340.29/x
  3. Step 3: Cross multiply
    69,284.70x = 103,667.56 × 49,340.29
  4. Step 4: Simplify right side
    69,284.70x = 5,114,987,473.99
  5. Step 5: Solve for x
    x = 5,114,987,473.99/69,284.70
  6. Step 6: Final answer
    x = 73,825.64

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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.