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Finding the Fourth Proportional to 17,364.36, 23,962.95 and 9,406.74

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Solution

The fourth proportional to 17,364.36, 23,962.95 and 9,406.74 is: 12,981.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,364.36 : 23,962.95 = 9,406.74 : x
  2. Step 2: Convert to fraction form
    17,364.36/23,962.95 = 9,406.74/x
  3. Step 3: Cross multiply
    17,364.36x = 23,962.95 × 9,406.74
  4. Step 4: Simplify right side
    17,364.36x = 225,413,240.28
  5. Step 5: Solve for x
    x = 225,413,240.28/17,364.36
  6. Step 6: Final answer
    x = 12,981.37

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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.