Home / 141,005.88-194,586.30-80,575.83

Finding the Fourth Proportional to 141,005.88, 194,586.30 and 80,575.83

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Solution

The fourth proportional to 141,005.88, 194,586.30 and 80,575.83 is: 111,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,005.88 : 194,586.30 = 80,575.83 : x
  2. Step 2: Convert to fraction form
    141,005.88/194,586.30 = 80,575.83/x
  3. Step 3: Cross multiply
    141,005.88x = 194,586.30 × 80,575.83
  4. Step 4: Simplify right side
    141,005.88x = 15,678,952,629.13
  5. Step 5: Solve for x
    x = 15,678,952,629.13/141,005.88
  6. Step 6: Final answer
    x = 111,193.61

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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.