Home / 65,163.75-89,926.07-36,868.83

Finding the Fourth Proportional to 65,163.75, 89,926.07 and 36,868.83

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Solution

The fourth proportional to 65,163.75, 89,926.07 and 36,868.83 is: 50,879.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,163.75 : 89,926.07 = 36,868.83 : x
  2. Step 2: Convert to fraction form
    65,163.75/89,926.07 = 36,868.83/x
  3. Step 3: Cross multiply
    65,163.75x = 89,926.07 × 36,868.83
  4. Step 4: Simplify right side
    65,163.75x = 3,315,468,803.05
  5. Step 5: Solve for x
    x = 3,315,468,803.05/65,163.75
  6. Step 6: Final answer
    x = 50,879.04

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1.5x scale

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.