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Finding the Fourth Proportional to 79,630.59, 119,464.37 and 27,040.13

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Solution

The fourth proportional to 79,630.59, 119,464.37 and 27,040.13 is: 40,566.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,630.59 : 119,464.37 = 27,040.13 : x
  2. Step 2: Convert to fraction form
    79,630.59/119,464.37 = 27,040.13/x
  3. Step 3: Cross multiply
    79,630.59x = 119,464.37 × 27,040.13
  4. Step 4: Simplify right side
    79,630.59x = 3,230,331,912.04
  5. Step 5: Solve for x
    x = 3,230,331,912.04/79,630.59
  6. Step 6: Final answer
    x = 40,566.47

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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.