Home / 129,339.78-194,031.54-59,224.56

Finding the Fourth Proportional to 129,339.78, 194,031.54 and 59,224.56

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Solution

The fourth proportional to 129,339.78, 194,031.54 and 59,224.56 is: 88,846.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,339.78 : 194,031.54 = 59,224.56 : x
  2. Step 2: Convert to fraction form
    129,339.78/194,031.54 = 59,224.56/x
  3. Step 3: Cross multiply
    129,339.78x = 194,031.54 × 59,224.56
  4. Step 4: Simplify right side
    129,339.78x = 11,491,432,582.62
  5. Step 5: Solve for x
    x = 11,491,432,582.62/129,339.78
  6. Step 6: Final answer
    x = 88,846.85

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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.