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Finding the Fourth Proportional to 17,326.68, 23,910.81 and 9,368.91

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Solution

The fourth proportional to 17,326.68, 23,910.81 and 9,368.91 is: 12,929.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,326.68 : 23,910.81 = 9,368.91 : x
  2. Step 2: Convert to fraction form
    17,326.68/23,910.81 = 9,368.91/x
  3. Step 3: Cross multiply
    17,326.68x = 23,910.81 × 9,368.91
  4. Step 4: Simplify right side
    17,326.68x = 224,018,226.92
  5. Step 5: Solve for x
    x = 224,018,226.92/17,326.68
  6. Step 6: Final answer
    x = 12,929.09

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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.