Home / 90,949.95-136,440.18-41,028.84

Finding the Fourth Proportional to 90,949.95, 136,440.18 and 41,028.84

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Solution

The fourth proportional to 90,949.95, 136,440.18 and 41,028.84 is: 61,550.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,949.95 : 136,440.18 = 41,028.84 : x
  2. Step 2: Convert to fraction form
    90,949.95/136,440.18 = 41,028.84/x
  3. Step 3: Cross multiply
    90,949.95x = 136,440.18 × 41,028.84
  4. Step 4: Simplify right side
    90,949.95x = 5,597,982,314.79
  5. Step 5: Solve for x
    x = 5,597,982,314.79/90,949.95
  6. Step 6: Final answer
    x = 61,550.14

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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.