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Finding the Fourth Proportional to 62,994.91, 86,933.19 and 34,700.53

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Solution

The fourth proportional to 62,994.91, 86,933.19 and 34,700.53 is: 47,886.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,994.91 : 86,933.19 = 34,700.53 : x
  2. Step 2: Convert to fraction form
    62,994.91/86,933.19 = 34,700.53/x
  3. Step 3: Cross multiply
    62,994.91x = 86,933.19 × 34,700.53
  4. Step 4: Simplify right side
    62,994.91x = 3,016,627,767.59
  5. Step 5: Solve for x
    x = 3,016,627,767.59/62,994.91
  6. Step 6: Final answer
    x = 47,886.85

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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.