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Finding the Fourth Proportional to 58,477.74, 80,694.39 and 34,600.25

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Solution

The fourth proportional to 58,477.74, 80,694.39 and 34,600.25 is: 47,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,477.74 : 80,694.39 = 34,600.25 : x
  2. Step 2: Convert to fraction form
    58,477.74/80,694.39 = 34,600.25/x
  3. Step 3: Cross multiply
    58,477.74x = 80,694.39 × 34,600.25
  4. Step 4: Simplify right side
    58,477.74x = 2,792,046,067.60
  5. Step 5: Solve for x
    x = 2,792,046,067.60/58,477.74
  6. Step 6: Final answer
    x = 47,745.45

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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.