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Finding the Fourth Proportional to 62,824.59, 86,696.82 and 34,530.27

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Solution

The fourth proportional to 62,824.59, 86,696.82 and 34,530.27 is: 47,651.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,824.59 : 86,696.82 = 34,530.27 : x
  2. Step 2: Convert to fraction form
    62,824.59/86,696.82 = 34,530.27/x
  3. Step 3: Cross multiply
    62,824.59x = 86,696.82 × 34,530.27
  4. Step 4: Simplify right side
    62,824.59x = 2,993,664,602.74
  5. Step 5: Solve for x
    x = 2,993,664,602.74/62,824.59
  6. Step 6: Final answer
    x = 47,651.16

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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.