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Finding the Fourth Proportional to 16,480.60, 22,743.25 and 8,927.01

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Solution

The fourth proportional to 16,480.60, 22,743.25 and 8,927.01 is: 12,319.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,480.60 : 22,743.25 = 8,927.01 : x
  2. Step 2: Convert to fraction form
    16,480.60/22,743.25 = 8,927.01/x
  3. Step 3: Cross multiply
    16,480.60x = 22,743.25 × 8,927.01
  4. Step 4: Simplify right side
    16,480.60x = 203,029,197.86
  5. Step 5: Solve for x
    x = 203,029,197.86/16,480.60
  6. Step 6: Final answer
    x = 12,319.29

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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.