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Finding the Fourth Proportional to 29,661.39, 40,947.53 and 17,083.71

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Solution

The fourth proportional to 29,661.39, 40,947.53 and 17,083.71 is: 23,584.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,661.39 : 40,947.53 = 17,083.71 : x
  2. Step 2: Convert to fraction form
    29,661.39/40,947.53 = 17,083.71/x
  3. Step 3: Cross multiply
    29,661.39x = 40,947.53 × 17,083.71
  4. Step 4: Simplify right side
    29,661.39x = 699,535,642.32
  5. Step 5: Solve for x
    x = 699,535,642.32/29,661.39
  6. Step 6: Final answer
    x = 23,584.05

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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.