Home / 140,230.88-193,516.18-79,800.27

Finding the Fourth Proportional to 140,230.88, 193,516.18 and 79,800.27

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Solution

The fourth proportional to 140,230.88, 193,516.18 and 79,800.27 is: 110,122.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,230.88 : 193,516.18 = 79,800.27 : x
  2. Step 2: Convert to fraction form
    140,230.88/193,516.18 = 79,800.27/x
  3. Step 3: Cross multiply
    140,230.88x = 193,516.18 × 79,800.27
  4. Step 4: Simplify right side
    140,230.88x = 15,442,643,213.87
  5. Step 5: Solve for x
    x = 15,442,643,213.87/140,230.88
  6. Step 6: Final answer
    x = 110,122.98

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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.