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Finding the Fourth Proportional to 27,894.33, 41,841.48 and 7,117.83

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Solution

The fourth proportional to 27,894.33, 41,841.48 and 7,117.83 is: 10,676.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,894.33 : 41,841.48 = 7,117.83 : x
  2. Step 2: Convert to fraction form
    27,894.33/41,841.48 = 7,117.83/x
  3. Step 3: Cross multiply
    27,894.33x = 41,841.48 × 7,117.83
  4. Step 4: Simplify right side
    27,894.33x = 297,820,541.59
  5. Step 5: Solve for x
    x = 297,820,541.59/27,894.33
  6. Step 6: Final answer
    x = 10,676.74

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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.