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Finding the Fourth Proportional to 88,083.50, 131,994 and 48,651.89

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Solution

The fourth proportional to 88,083.50, 131,994 and 48,651.89 is: 72,905.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,083.50 : 131,994 = 48,651.89 : x
  2. Step 2: Convert to fraction form
    88,083.50/131,994 = 48,651.89/x
  3. Step 3: Cross multiply
    88,083.50x = 131,994 × 48,651.89
  4. Step 4: Simplify right side
    88,083.50x = 6,421,756,908.69
  5. Step 5: Solve for x
    x = 6,421,756,908.69/88,083.50
  6. Step 6: Final answer
    x = 72,905.34

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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.