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Finding the Fourth Proportional to 24,906.77, 34,415.12 and 19,912.22

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Solution

The fourth proportional to 24,906.77, 34,415.12 and 19,912.22 is: 27,513.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,906.77 : 34,415.12 = 19,912.22 : x
  2. Step 2: Convert to fraction form
    24,906.77/34,415.12 = 19,912.22/x
  3. Step 3: Cross multiply
    24,906.77x = 34,415.12 × 19,912.22
  4. Step 4: Simplify right side
    24,906.77x = 685,281,169.13
  5. Step 5: Solve for x
    x = 685,281,169.13/24,906.77
  6. Step 6: Final answer
    x = 27,513.86

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Double scale
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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.