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Finding the Fourth Proportional to 17,059.61, 23,542.70 and 9,403.17

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Solution

The fourth proportional to 17,059.61, 23,542.70 and 9,403.17 is: 12,976.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,059.61 : 23,542.70 = 9,403.17 : x
  2. Step 2: Convert to fraction form
    17,059.61/23,542.70 = 9,403.17/x
  3. Step 3: Cross multiply
    17,059.61x = 23,542.70 × 9,403.17
  4. Step 4: Simplify right side
    17,059.61x = 221,375,963.34
  5. Step 5: Solve for x
    x = 221,375,963.34/17,059.61
  6. Step 6: Final answer
    x = 12,976.62

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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.