Home / 69,970.86-104,972.69-27,853.52

Finding the Fourth Proportional to 69,970.86, 104,972.69 and 27,853.52

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Solution

The fourth proportional to 69,970.86, 104,972.69 and 27,853.52 is: 41,786.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,970.86 : 104,972.69 = 27,853.52 : x
  2. Step 2: Convert to fraction form
    69,970.86/104,972.69 = 27,853.52/x
  3. Step 3: Cross multiply
    69,970.86x = 104,972.69 × 27,853.52
  4. Step 4: Simplify right side
    69,970.86x = 2,923,858,465.14
  5. Step 5: Solve for x
    x = 2,923,858,465.14/69,970.86
  6. Step 6: Final answer
    x = 41,786.80

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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.