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Finding the Fourth Proportional to 59,411.74, 81,990.11 and 32,555.96

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Solution

The fourth proportional to 59,411.74, 81,990.11 and 32,555.96 is: 44,928.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,411.74 : 81,990.11 = 32,555.96 : x
  2. Step 2: Convert to fraction form
    59,411.74/81,990.11 = 32,555.96/x
  3. Step 3: Cross multiply
    59,411.74x = 81,990.11 × 32,555.96
  4. Step 4: Simplify right side
    59,411.74x = 2,669,266,741.56
  5. Step 5: Solve for x
    x = 2,669,266,741.56/59,411.74
  6. Step 6: Final answer
    x = 44,928.27

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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.