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Finding the Fourth Proportional to 59,205.45, 88,731.62 and 44,297.40

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Solution

The fourth proportional to 59,205.45, 88,731.62 and 44,297.40 is: 66,388.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,205.45 : 88,731.62 = 44,297.40 : x
  2. Step 2: Convert to fraction form
    59,205.45/88,731.62 = 44,297.40/x
  3. Step 3: Cross multiply
    59,205.45x = 88,731.62 × 44,297.40
  4. Step 4: Simplify right side
    59,205.45x = 3,930,580,063.79
  5. Step 5: Solve for x
    x = 3,930,580,063.79/59,205.45
  6. Step 6: Final answer
    x = 66,388.82

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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.