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Finding the Fourth Proportional to 62,968.75, 86,896.88 and 34,674.37

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Solution

The fourth proportional to 62,968.75, 86,896.88 and 34,674.37 is: 47,850.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,968.75 : 86,896.88 = 34,674.37 : x
  2. Step 2: Convert to fraction form
    62,968.75/86,896.88 = 34,674.37/x
  3. Step 3: Cross multiply
    62,968.75x = 86,896.88 × 34,674.37
  4. Step 4: Simplify right side
    62,968.75x = 3,013,094,395.59
  5. Step 5: Solve for x
    x = 3,013,094,395.59/62,968.75
  6. Step 6: Final answer
    x = 47,850.63

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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.