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Finding the Fourth Proportional to 27,566.31, 38,042.42 and 16,953.90

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Solution

The fourth proportional to 27,566.31, 38,042.42 and 16,953.90 is: 23,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,566.31 : 38,042.42 = 16,953.90 : x
  2. Step 2: Convert to fraction form
    27,566.31/38,042.42 = 16,953.90/x
  3. Step 3: Cross multiply
    27,566.31x = 38,042.42 × 16,953.90
  4. Step 4: Simplify right side
    27,566.31x = 644,967,384.44
  5. Step 5: Solve for x
    x = 644,967,384.44/27,566.31
  6. Step 6: Final answer
    x = 23,396.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.