Home / 103,177.18-154,759.29-36,608.50

Finding the Fourth Proportional to 103,177.18, 154,759.29 and 36,608.50

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Solution

The fourth proportional to 103,177.18, 154,759.29 and 36,608.50 is: 54,910.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,177.18 : 154,759.29 = 36,608.50 : x
  2. Step 2: Convert to fraction form
    103,177.18/154,759.29 = 36,608.50/x
  3. Step 3: Cross multiply
    103,177.18x = 154,759.29 × 36,608.50
  4. Step 4: Simplify right side
    103,177.18x = 5,665,505,467.97
  5. Step 5: Solve for x
    x = 5,665,505,467.97/103,177.18
  6. Step 6: Final answer
    x = 54,910.45

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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.