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Finding the Fourth Proportional to 45,714.70, 68,438.40 and 32,592.70

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Solution

The fourth proportional to 45,714.70, 68,438.40 and 32,592.70 is: 48,793.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,714.70 : 68,438.40 = 32,592.70 : x
  2. Step 2: Convert to fraction form
    45,714.70/68,438.40 = 32,592.70/x
  3. Step 3: Cross multiply
    45,714.70x = 68,438.40 × 32,592.70
  4. Step 4: Simplify right side
    45,714.70x = 2,230,592,239.68
  5. Step 5: Solve for x
    x = 2,230,592,239.68/45,714.70
  6. Step 6: Final answer
    x = 48,793.76

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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.