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Finding the Fourth Proportional to 62,342.82, 86,033.63 and 35,487.05

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Solution

The fourth proportional to 62,342.82, 86,033.63 and 35,487.05 is: 48,972.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,342.82 : 86,033.63 = 35,487.05 : x
  2. Step 2: Convert to fraction form
    62,342.82/86,033.63 = 35,487.05/x
  3. Step 3: Cross multiply
    62,342.82x = 86,033.63 × 35,487.05
  4. Step 4: Simplify right side
    62,342.82x = 3,053,079,729.49
  5. Step 5: Solve for x
    x = 3,053,079,729.49/62,342.82
  6. Step 6: Final answer
    x = 48,972.44

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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.