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Finding the Fourth Proportional to 62,994.62, 94,492.14 and 43,213.21

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Solution

The fourth proportional to 62,994.62, 94,492.14 and 43,213.21 is: 64,819.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,994.62 : 94,492.14 = 43,213.21 : x
  2. Step 2: Convert to fraction form
    62,994.62/94,492.14 = 43,213.21/x
  3. Step 3: Cross multiply
    62,994.62x = 94,492.14 × 43,213.21
  4. Step 4: Simplify right side
    62,994.62x = 4,083,308,290.89
  5. Step 5: Solve for x
    x = 4,083,308,290.89/62,994.62
  6. Step 6: Final answer
    x = 64,819.95

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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.