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Finding the Fourth Proportional to 96,395.49, 133,025.73 and 53,954.01

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Solution

The fourth proportional to 96,395.49, 133,025.73 and 53,954.01 is: 74,456.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,395.49 : 133,025.73 = 53,954.01 : x
  2. Step 2: Convert to fraction form
    96,395.49/133,025.73 = 53,954.01/x
  3. Step 3: Cross multiply
    96,395.49x = 133,025.73 × 53,954.01
  4. Step 4: Simplify right side
    96,395.49x = 7,177,271,566.68
  5. Step 5: Solve for x
    x = 7,177,271,566.68/96,395.49
  6. Step 6: Final answer
    x = 74,456.51

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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.