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Finding the Fourth Proportional to 32,181.90, 44,411.07 and 19,606.65

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Solution

The fourth proportional to 32,181.90, 44,411.07 and 19,606.65 is: 27,057.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,181.90 : 44,411.07 = 19,606.65 : x
  2. Step 2: Convert to fraction form
    32,181.90/44,411.07 = 19,606.65/x
  3. Step 3: Cross multiply
    32,181.90x = 44,411.07 × 19,606.65
  4. Step 4: Simplify right side
    32,181.90x = 870,752,305.62
  5. Step 5: Solve for x
    x = 870,752,305.62/32,181.90
  6. Step 6: Final answer
    x = 27,057.21

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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.