Home / 133,200.16-183,815.92-73,584.16

Finding the Fourth Proportional to 133,200.16, 183,815.92 and 73,584.16

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Solution

The fourth proportional to 133,200.16, 183,815.92 and 73,584.16 is: 101,545.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,200.16 : 183,815.92 = 73,584.16 : x
  2. Step 2: Convert to fraction form
    133,200.16/183,815.92 = 73,584.16/x
  3. Step 3: Cross multiply
    133,200.16x = 183,815.92 × 73,584.16
  4. Step 4: Simplify right side
    133,200.16x = 13,525,940,067.83
  5. Step 5: Solve for x
    x = 13,525,940,067.83/133,200.16
  6. Step 6: Final answer
    x = 101,545.97

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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.