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Finding the Fourth Proportional to 27,190.20, 40,736.70 and 23,302.20

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Solution

The fourth proportional to 27,190.20, 40,736.70 and 23,302.20 is: 34,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,190.20 : 40,736.70 = 23,302.20 : x
  2. Step 2: Convert to fraction form
    27,190.20/40,736.70 = 23,302.20/x
  3. Step 3: Cross multiply
    27,190.20x = 40,736.70 × 23,302.20
  4. Step 4: Simplify right side
    27,190.20x = 949,254,730.74
  5. Step 5: Solve for x
    x = 949,254,730.74/27,190.20
  6. Step 6: Final answer
    x = 34,911.65

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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.