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Finding the Fourth Proportional to 18,046.49, 27,051.57 and 7,522.34

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Solution

The fourth proportional to 18,046.49, 27,051.57 and 7,522.34 is: 11,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.49 : 27,051.57 = 7,522.34 : x
  2. Step 2: Convert to fraction form
    18,046.49/27,051.57 = 7,522.34/x
  3. Step 3: Cross multiply
    18,046.49x = 27,051.57 × 7,522.34
  4. Step 4: Simplify right side
    18,046.49x = 203,491,090.67
  5. Step 5: Solve for x
    x = 203,491,090.67/18,046.49
  6. Step 6: Final answer
    x = 11,275.93

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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.