Home / 103,627.70-155,441.55-33,557.30

Finding the Fourth Proportional to 103,627.70, 155,441.55 and 33,557.30

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Solution

The fourth proportional to 103,627.70, 155,441.55 and 33,557.30 is: 50,335.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,627.70 : 155,441.55 = 33,557.30 : x
  2. Step 2: Convert to fraction form
    103,627.70/155,441.55 = 33,557.30/x
  3. Step 3: Cross multiply
    103,627.70x = 155,441.55 × 33,557.30
  4. Step 4: Simplify right side
    103,627.70x = 5,216,198,725.82
  5. Step 5: Solve for x
    x = 5,216,198,725.82/103,627.70
  6. Step 6: Final answer
    x = 50,335.95

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Similar ratio
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1.5x scale

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.