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Finding the Fourth Proportional to 32,604.48, 44,990.64 and 18,454.50

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Solution

The fourth proportional to 32,604.48, 44,990.64 and 18,454.50 is: 25,465.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,604.48 : 44,990.64 = 18,454.50 : x
  2. Step 2: Convert to fraction form
    32,604.48/44,990.64 = 18,454.50/x
  3. Step 3: Cross multiply
    32,604.48x = 44,990.64 × 18,454.50
  4. Step 4: Simplify right side
    32,604.48x = 830,279,765.88
  5. Step 5: Solve for x
    x = 830,279,765.88/32,604.48
  6. Step 6: Final answer
    x = 25,465.20

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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.