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Finding the Fourth Proportional to 32,263.20, 44,521.84 and 18,835.20

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Solution

The fourth proportional to 32,263.20, 44,521.84 and 18,835.20 is: 25,991.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,263.20 : 44,521.84 = 18,835.20 : x
  2. Step 2: Convert to fraction form
    32,263.20/44,521.84 = 18,835.20/x
  3. Step 3: Cross multiply
    32,263.20x = 44,521.84 × 18,835.20
  4. Step 4: Simplify right side
    32,263.20x = 838,577,760.77
  5. Step 5: Solve for x
    x = 838,577,760.77/32,263.20
  6. Step 6: Final answer
    x = 25,991.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.