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Finding the Fourth Proportional to 27,193.20, 40,741.20 and 23,305.20

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Solution

The fourth proportional to 27,193.20, 40,741.20 and 23,305.20 is: 34,916.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,193.20 : 40,741.20 = 23,305.20 : x
  2. Step 2: Convert to fraction form
    27,193.20/40,741.20 = 23,305.20/x
  3. Step 3: Cross multiply
    27,193.20x = 40,741.20 × 23,305.20
  4. Step 4: Simplify right side
    27,193.20x = 949,481,814.24
  5. Step 5: Solve for x
    x = 949,481,814.24/27,193.20
  6. Step 6: Final answer
    x = 34,916.15

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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.