Home / 65,099.16-89,839.26-36,803.16

Finding the Fourth Proportional to 65,099.16, 89,839.26 and 36,803.16

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Solution

The fourth proportional to 65,099.16, 89,839.26 and 36,803.16 is: 50,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,099.16 : 89,839.26 = 36,803.16 : x
  2. Step 2: Convert to fraction form
    65,099.16/89,839.26 = 36,803.16/x
  3. Step 3: Cross multiply
    65,099.16x = 89,839.26 × 36,803.16
  4. Step 4: Simplify right side
    65,099.16x = 3,306,368,660.06
  5. Step 5: Solve for x
    x = 3,306,368,660.06/65,099.16
  6. Step 6: Final answer
    x = 50,789.73

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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.