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Finding the Fourth Proportional to 32,674.43, 48,932.71 and 18,591.80

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Solution

The fourth proportional to 32,674.43, 48,932.71 and 18,591.80 is: 27,842.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,674.43 : 48,932.71 = 18,591.80 : x
  2. Step 2: Convert to fraction form
    32,674.43/48,932.71 = 18,591.80/x
  3. Step 3: Cross multiply
    32,674.43x = 48,932.71 × 18,591.80
  4. Step 4: Simplify right side
    32,674.43x = 909,746,866.63
  5. Step 5: Solve for x
    x = 909,746,866.63/32,674.43
  6. Step 6: Final answer
    x = 27,842.77

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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.