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Finding the Fourth Proportional to 79,967.63, 119,951.58 and 27,377.57

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Solution

The fourth proportional to 79,967.63, 119,951.58 and 27,377.57 is: 41,066.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,967.63 : 119,951.58 = 27,377.57 : x
  2. Step 2: Convert to fraction form
    79,967.63/119,951.58 = 27,377.57/x
  3. Step 3: Cross multiply
    79,967.63x = 119,951.58 × 27,377.57
  4. Step 4: Simplify right side
    79,967.63x = 3,283,982,778.06
  5. Step 5: Solve for x
    x = 3,283,982,778.06/79,967.63
  6. Step 6: Final answer
    x = 41,066.40

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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.