Home / 65,199.76-89,975.72-36,914.56

Finding the Fourth Proportional to 65,199.76, 89,975.72 and 36,914.56

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Solution

The fourth proportional to 65,199.76, 89,975.72 and 36,914.56 is: 50,942.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,199.76 : 89,975.72 = 36,914.56 : x
  2. Step 2: Convert to fraction form
    65,199.76/89,975.72 = 36,914.56/x
  3. Step 3: Cross multiply
    65,199.76x = 89,975.72 × 36,914.56
  4. Step 4: Simplify right side
    65,199.76x = 3,321,414,114.48
  5. Step 5: Solve for x
    x = 3,321,414,114.48/65,199.76
  6. Step 6: Final answer
    x = 50,942.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.