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Finding the Fourth Proportional to 27,341.82, 41,014.98 and 7,620.48

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Solution

The fourth proportional to 27,341.82, 41,014.98 and 7,620.48 is: 11,431.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,341.82 : 41,014.98 = 7,620.48 : x
  2. Step 2: Convert to fraction form
    27,341.82/41,014.98 = 7,620.48/x
  3. Step 3: Cross multiply
    27,341.82x = 41,014.98 × 7,620.48
  4. Step 4: Simplify right side
    27,341.82x = 312,553,834.79
  5. Step 5: Solve for x
    x = 312,553,834.79/27,341.82
  6. Step 6: Final answer
    x = 11,431.35

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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.