Home / 227,665.26-341,514.40-87,423.88

Finding the Fourth Proportional to 227,665.26, 341,514.40 and 87,423.88

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Solution

The fourth proportional to 227,665.26, 341,514.40 and 87,423.88 is: 131,142.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,665.26 : 341,514.40 = 87,423.88 : x
  2. Step 2: Convert to fraction form
    227,665.26/341,514.40 = 87,423.88/x
  3. Step 3: Cross multiply
    227,665.26x = 341,514.40 × 87,423.88
  4. Step 4: Simplify right side
    227,665.26x = 29,856,513,923.87
  5. Step 5: Solve for x
    x = 29,856,513,923.87/227,665.26
  6. Step 6: Final answer
    x = 131,142.16

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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.