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Finding the Fourth Proportional to 16,883.60, 25,368.60 and 14,982.80

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Solution

The fourth proportional to 16,883.60, 25,368.60 and 14,982.80 is: 22,512.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,883.60 : 25,368.60 = 14,982.80 : x
  2. Step 2: Convert to fraction form
    16,883.60/25,368.60 = 14,982.80/x
  3. Step 3: Cross multiply
    16,883.60x = 25,368.60 × 14,982.80
  4. Step 4: Simplify right side
    16,883.60x = 380,092,660.08
  5. Step 5: Solve for x
    x = 380,092,660.08/16,883.60
  6. Step 6: Final answer
    x = 22,512.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.