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Finding the Fourth Proportional to 27,042.10, 40,601.55 and 16,674.10

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Solution

The fourth proportional to 27,042.10, 40,601.55 and 16,674.10 is: 25,034.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,042.10 : 40,601.55 = 16,674.10 : x
  2. Step 2: Convert to fraction form
    27,042.10/40,601.55 = 16,674.10/x
  3. Step 3: Cross multiply
    27,042.10x = 40,601.55 × 16,674.10
  4. Step 4: Simplify right side
    27,042.10x = 676,994,304.86
  5. Step 5: Solve for x
    x = 676,994,304.86/27,042.10
  6. Step 6: Final answer
    x = 25,034.83

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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.