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Finding the Fourth Proportional to 17,356.17, 23,951.53 and 9,398.40

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Solution

The fourth proportional to 17,356.17, 23,951.53 and 9,398.40 is: 12,969.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,356.17 : 23,951.53 = 9,398.40 : x
  2. Step 2: Convert to fraction form
    17,356.17/23,951.53 = 9,398.40/x
  3. Step 3: Cross multiply
    17,356.17x = 23,951.53 × 9,398.40
  4. Step 4: Simplify right side
    17,356.17x = 225,106,059.55
  5. Step 5: Solve for x
    x = 225,106,059.55/17,356.17
  6. Step 6: Final answer
    x = 12,969.80

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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.