Home / 66,163.40-99,148.20-32,816.87

Finding the Fourth Proportional to 66,163.40, 99,148.20 and 32,816.87

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Solution

The fourth proportional to 66,163.40, 99,148.20 and 32,816.87 is: 49,177.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,163.40 : 99,148.20 = 32,816.87 : x
  2. Step 2: Convert to fraction form
    66,163.40/99,148.20 = 32,816.87/x
  3. Step 3: Cross multiply
    66,163.40x = 99,148.20 × 32,816.87
  4. Step 4: Simplify right side
    66,163.40x = 3,253,733,590.13
  5. Step 5: Solve for x
    x = 3,253,733,590.13/66,163.40
  6. Step 6: Final answer
    x = 49,177.24

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1.5x scale

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.