Home / 129,843.47-194,794.38-41,102.30

Finding the Fourth Proportional to 129,843.47, 194,794.38 and 41,102.30

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Solution

The fourth proportional to 129,843.47, 194,794.38 and 41,102.30 is: 61,662.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,843.47 : 194,794.38 = 41,102.30 : x
  2. Step 2: Convert to fraction form
    129,843.47/194,794.38 = 41,102.30/x
  3. Step 3: Cross multiply
    129,843.47x = 194,794.38 × 41,102.30
  4. Step 4: Simplify right side
    129,843.47x = 8,006,497,045.07
  5. Step 5: Solve for x
    x = 8,006,497,045.07/129,843.47
  6. Step 6: Final answer
    x = 61,662.69

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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.