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Finding the Fourth Proportional to 32,411.24, 48,616.86 and 7,787.24

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Solution

The fourth proportional to 32,411.24, 48,616.86 and 7,787.24 is: 11,680.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.24 : 48,616.86 = 7,787.24 : x
  2. Step 2: Convert to fraction form
    32,411.24/48,616.86 = 7,787.24/x
  3. Step 3: Cross multiply
    32,411.24x = 48,616.86 × 7,787.24
  4. Step 4: Simplify right side
    32,411.24x = 378,590,874.85
  5. Step 5: Solve for x
    x = 378,590,874.85/32,411.24
  6. Step 6: Final answer
    x = 11,680.85

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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.