Home / 90,868.04-136,104.96-44,022.68

Finding the Fourth Proportional to 90,868.04, 136,104.96 and 44,022.68

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Solution

The fourth proportional to 90,868.04, 136,104.96 and 44,022.68 is: 65,938.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,868.04 : 136,104.96 = 44,022.68 : x
  2. Step 2: Convert to fraction form
    90,868.04/136,104.96 = 44,022.68/x
  3. Step 3: Cross multiply
    90,868.04x = 136,104.96 × 44,022.68
  4. Step 4: Simplify right side
    90,868.04x = 5,991,705,100.49
  5. Step 5: Solve for x
    x = 5,991,705,100.49/90,868.04
  6. Step 6: Final answer
    x = 65,938.53

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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.