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Finding the Fourth Proportional to 16,894.60, 23,314.08 and 9,237.56

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Solution

The fourth proportional to 16,894.60, 23,314.08 and 9,237.56 is: 12,747.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,894.60 : 23,314.08 = 9,237.56 : x
  2. Step 2: Convert to fraction form
    16,894.60/23,314.08 = 9,237.56/x
  3. Step 3: Cross multiply
    16,894.60x = 23,314.08 × 9,237.56
  4. Step 4: Simplify right side
    16,894.60x = 215,365,212.84
  5. Step 5: Solve for x
    x = 215,365,212.84/16,894.60
  6. Step 6: Final answer
    x = 12,747.58

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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.