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Finding the Fourth Proportional to 23,670.96, 32,660.08 and 14,470.20

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Solution

The fourth proportional to 23,670.96, 32,660.08 and 14,470.20 is: 19,965.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,670.96 : 32,660.08 = 14,470.20 : x
  2. Step 2: Convert to fraction form
    23,670.96/32,660.08 = 14,470.20/x
  3. Step 3: Cross multiply
    23,670.96x = 32,660.08 × 14,470.20
  4. Step 4: Simplify right side
    23,670.96x = 472,597,889.62
  5. Step 5: Solve for x
    x = 472,597,889.62/23,670.96
  6. Step 6: Final answer
    x = 19,965.30

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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.