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Finding the Fourth Proportional to 18,044.63, 27,060.82 and 6,950.40

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Solution

The fourth proportional to 18,044.63, 27,060.82 and 6,950.40 is: 10,423.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,044.63 : 27,060.82 = 6,950.40 : x
  2. Step 2: Convert to fraction form
    18,044.63/27,060.82 = 6,950.40/x
  3. Step 3: Cross multiply
    18,044.63x = 27,060.82 × 6,950.40
  4. Step 4: Simplify right side
    18,044.63x = 188,083,404.47
  5. Step 5: Solve for x
    x = 188,083,404.47/18,044.63
  6. Step 6: Final answer
    x = 10,423.23

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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.