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Finding the Fourth Proportional to 60,629.96, 83,671.92 and 33,772.48

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Solution

The fourth proportional to 60,629.96, 83,671.92 and 33,772.48 is: 46,607.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,629.96 : 83,671.92 = 33,772.48 : x
  2. Step 2: Convert to fraction form
    60,629.96/83,671.92 = 33,772.48/x
  3. Step 3: Cross multiply
    60,629.96x = 83,671.92 × 33,772.48
  4. Step 4: Simplify right side
    60,629.96x = 2,825,808,035.58
  5. Step 5: Solve for x
    x = 2,825,808,035.58/60,629.96
  6. Step 6: Final answer
    x = 46,607.45

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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.