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Finding the Fourth Proportional to 69,755.64, 104,572.06 and 27,665.27

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Solution

The fourth proportional to 69,755.64, 104,572.06 and 27,665.27 is: 41,473.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,755.64 : 104,572.06 = 27,665.27 : x
  2. Step 2: Convert to fraction form
    69,755.64/104,572.06 = 27,665.27/x
  3. Step 3: Cross multiply
    69,755.64x = 104,572.06 × 27,665.27
  4. Step 4: Simplify right side
    69,755.64x = 2,893,014,274.36
  5. Step 5: Solve for x
    x = 2,893,014,274.36/69,755.64
  6. Step 6: Final answer
    x = 41,473.55

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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.