Home / 194,462.60-291,233.10-131,793.80

Finding the Fourth Proportional to 194,462.60, 291,233.10 and 131,793.80

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Solution

The fourth proportional to 194,462.60, 291,233.10 and 131,793.80 is: 197,378.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,462.60 : 291,233.10 = 131,793.80 : x
  2. Step 2: Convert to fraction form
    194,462.60/291,233.10 = 131,793.80/x
  3. Step 3: Cross multiply
    194,462.60x = 291,233.10 × 131,793.80
  4. Step 4: Simplify right side
    194,462.60x = 38,382,716,934.78
  5. Step 5: Solve for x
    x = 38,382,716,934.78/194,462.60
  6. Step 6: Final answer
    x = 197,378.40

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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.