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Finding the Fourth Proportional to 62,395.30, 86,105.73 and 34,101.46

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Solution

The fourth proportional to 62,395.30, 86,105.73 and 34,101.46 is: 47,060.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,395.30 : 86,105.73 = 34,101.46 : x
  2. Step 2: Convert to fraction form
    62,395.30/86,105.73 = 34,101.46/x
  3. Step 3: Cross multiply
    62,395.30x = 86,105.73 × 34,101.46
  4. Step 4: Simplify right side
    62,395.30x = 2,936,331,107.37
  5. Step 5: Solve for x
    x = 2,936,331,107.37/62,395.30
  6. Step 6: Final answer
    x = 47,060.13

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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.