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Finding the Fourth Proportional to 33,042.01, 45,598.04 and 18,894.85

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Solution

The fourth proportional to 33,042.01, 45,598.04 and 18,894.85 is: 26,074.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,042.01 : 45,598.04 = 18,894.85 : x
  2. Step 2: Convert to fraction form
    33,042.01/45,598.04 = 18,894.85/x
  3. Step 3: Cross multiply
    33,042.01x = 45,598.04 × 18,894.85
  4. Step 4: Simplify right side
    33,042.01x = 861,568,126.09
  5. Step 5: Solve for x
    x = 861,568,126.09/33,042.01
  6. Step 6: Final answer
    x = 26,074.93

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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.