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Finding the Fourth Proportional to 62,675.37, 86,429.03 and 37,539.45

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Solution

The fourth proportional to 62,675.37, 86,429.03 and 37,539.45 is: 51,766.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,675.37 : 86,429.03 = 37,539.45 : x
  2. Step 2: Convert to fraction form
    62,675.37/86,429.03 = 37,539.45/x
  3. Step 3: Cross multiply
    62,675.37x = 86,429.03 × 37,539.45
  4. Step 4: Simplify right side
    62,675.37x = 3,244,498,062.54
  5. Step 5: Solve for x
    x = 3,244,498,062.54/62,675.37
  6. Step 6: Final answer
    x = 51,766.72

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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.