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Finding the Fourth Proportional to 95,802.98, 132,212.21 and 53,361.54

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Solution

The fourth proportional to 95,802.98, 132,212.21 and 53,361.54 is: 73,641.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,802.98 : 132,212.21 = 53,361.54 : x
  2. Step 2: Convert to fraction form
    95,802.98/132,212.21 = 53,361.54/x
  3. Step 3: Cross multiply
    95,802.98x = 132,212.21 × 53,361.54
  4. Step 4: Simplify right side
    95,802.98x = 7,055,046,865.60
  5. Step 5: Solve for x
    x = 7,055,046,865.60/95,802.98
  6. Step 6: Final answer
    x = 73,641.21

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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.