Home / 103,686.03-155,553.78-33,565.37

Finding the Fourth Proportional to 103,686.03, 155,553.78 and 33,565.37

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Solution

The fourth proportional to 103,686.03, 155,553.78 and 33,565.37 is: 50,356.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,686.03 : 155,553.78 = 33,565.37 : x
  2. Step 2: Convert to fraction form
    103,686.03/155,553.78 = 33,565.37/x
  3. Step 3: Cross multiply
    103,686.03x = 155,553.78 × 33,565.37
  4. Step 4: Simplify right side
    103,686.03x = 5,221,220,180.60
  5. Step 5: Solve for x
    x = 5,221,220,180.60/103,686.03
  6. Step 6: Final answer
    x = 50,356.06

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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.