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Finding the Fourth Proportional to 32,354.52, 44,680.86 and 21,183

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Solution

The fourth proportional to 32,354.52, 44,680.86 and 21,183 is: 29,253.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,354.52 : 44,680.86 = 21,183 : x
  2. Step 2: Convert to fraction form
    32,354.52/44,680.86 = 21,183/x
  3. Step 3: Cross multiply
    32,354.52x = 44,680.86 × 21,183
  4. Step 4: Simplify right side
    32,354.52x = 946,474,657.38
  5. Step 5: Solve for x
    x = 946,474,657.38/32,354.52
  6. Step 6: Final answer
    x = 29,253.24

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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.