Home / 115,441.97-173,172.83-40,555.58

Finding the Fourth Proportional to 115,441.97, 173,172.83 and 40,555.58

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Solution

The fourth proportional to 115,441.97, 173,172.83 and 40,555.58 is: 60,836.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,441.97 : 173,172.83 = 40,555.58 : x
  2. Step 2: Convert to fraction form
    115,441.97/173,172.83 = 40,555.58/x
  3. Step 3: Cross multiply
    115,441.97x = 173,172.83 × 40,555.58
  4. Step 4: Simplify right side
    115,441.97x = 7,023,123,492.25
  5. Step 5: Solve for x
    x = 7,023,123,492.25/115,441.97
  6. Step 6: Final answer
    x = 60,836.83

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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.