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Finding the Fourth Proportional to 62,494.30, 86,241.81 and 34,200.46

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Solution

The fourth proportional to 62,494.30, 86,241.81 and 34,200.46 is: 47,196.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,494.30 : 86,241.81 = 34,200.46 : x
  2. Step 2: Convert to fraction form
    62,494.30/86,241.81 = 34,200.46/x
  3. Step 3: Cross multiply
    62,494.30x = 86,241.81 × 34,200.46
  4. Step 4: Simplify right side
    62,494.30x = 2,949,509,573.23
  5. Step 5: Solve for x
    x = 2,949,509,573.23/62,494.30
  6. Step 6: Final answer
    x = 47,196.46

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1.5x scale

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.