Home / 79,922.82-119,853.06-29,975.70

Finding the Fourth Proportional to 79,922.82, 119,853.06 and 29,975.70

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Solution

The fourth proportional to 79,922.82, 119,853.06 and 29,975.70 is: 44,951.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,922.82 : 119,853.06 = 29,975.70 : x
  2. Step 2: Convert to fraction form
    79,922.82/119,853.06 = 29,975.70/x
  3. Step 3: Cross multiply
    79,922.82x = 119,853.06 × 29,975.70
  4. Step 4: Simplify right side
    79,922.82x = 3,592,679,370.64
  5. Step 5: Solve for x
    x = 3,592,679,370.64/79,922.82
  6. Step 6: Final answer
    x = 44,951.86

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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.