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Finding the Fourth Proportional to 32,360.99, 48,544.11 and 8,987.42

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Solution

The fourth proportional to 32,360.99, 48,544.11 and 8,987.42 is: 13,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,360.99 : 48,544.11 = 8,987.42 : x
  2. Step 2: Convert to fraction form
    32,360.99/48,544.11 = 8,987.42/x
  3. Step 3: Cross multiply
    32,360.99x = 48,544.11 × 8,987.42
  4. Step 4: Simplify right side
    32,360.99x = 436,286,426.46
  5. Step 5: Solve for x
    x = 436,286,426.46/32,360.99
  6. Step 6: Final answer
    x = 13,481.86

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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.