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Finding the Fourth Proportional to 17,331.51, 23,917.42 and 9,373.71

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Solution

The fourth proportional to 17,331.51, 23,917.42 and 9,373.71 is: 12,935.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.51 : 23,917.42 = 9,373.71 : x
  2. Step 2: Convert to fraction form
    17,331.51/23,917.42 = 9,373.71/x
  3. Step 3: Cross multiply
    17,331.51x = 23,917.42 × 9,373.71
  4. Step 4: Simplify right side
    17,331.51x = 224,194,959.03
  5. Step 5: Solve for x
    x = 224,194,959.03/17,331.51
  6. Step 6: Final answer
    x = 12,935.69

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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.