Home / 115,537.73-159,356.77-73,055.25

Finding the Fourth Proportional to 115,537.73, 159,356.77 and 73,055.25

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Solution

The fourth proportional to 115,537.73, 159,356.77 and 73,055.25 is: 100,762.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,537.73 : 159,356.77 = 73,055.25 : x
  2. Step 2: Convert to fraction form
    115,537.73/159,356.77 = 73,055.25/x
  3. Step 3: Cross multiply
    115,537.73x = 159,356.77 × 73,055.25
  4. Step 4: Simplify right side
    115,537.73x = 11,641,848,488.90
  5. Step 5: Solve for x
    x = 11,641,848,488.90/115,537.73
  6. Step 6: Final answer
    x = 100,762.31

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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.