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Finding the Fourth Proportional to 17,047.41, 23,517.81 and 9,970.71

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Solution

The fourth proportional to 17,047.41, 23,517.81 and 9,970.71 is: 13,755.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,047.41 : 23,517.81 = 9,970.71 : x
  2. Step 2: Convert to fraction form
    17,047.41/23,517.81 = 9,970.71/x
  3. Step 3: Cross multiply
    17,047.41x = 23,517.81 × 9,970.71
  4. Step 4: Simplify right side
    17,047.41x = 234,489,263.35
  5. Step 5: Solve for x
    x = 234,489,263.35/17,047.41
  6. Step 6: Final answer
    x = 13,755.13

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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.