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Finding the Fourth Proportional to 62,894.84, 86,794.88 and 34,600.53

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Solution

The fourth proportional to 62,894.84, 86,794.88 and 34,600.53 is: 47,748.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,894.84 : 86,794.88 = 34,600.53 : x
  2. Step 2: Convert to fraction form
    62,894.84/86,794.88 = 34,600.53/x
  3. Step 3: Cross multiply
    62,894.84x = 86,794.88 × 34,600.53
  4. Step 4: Simplify right side
    62,894.84x = 3,003,148,676.28
  5. Step 5: Solve for x
    x = 3,003,148,676.28/62,894.84
  6. Step 6: Final answer
    x = 47,748.73

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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.