Home / 165,723.36-248,550.24-53,413.68

Finding the Fourth Proportional to 165,723.36, 248,550.24 and 53,413.68

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Solution

The fourth proportional to 165,723.36, 248,550.24 and 53,413.68 is: 80,109.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,723.36 : 248,550.24 = 53,413.68 : x
  2. Step 2: Convert to fraction form
    165,723.36/248,550.24 = 53,413.68/x
  3. Step 3: Cross multiply
    165,723.36x = 248,550.24 × 53,413.68
  4. Step 4: Simplify right side
    165,723.36x = 13,275,982,983.28
  5. Step 5: Solve for x
    x = 13,275,982,983.28/165,723.36
  6. Step 6: Final answer
    x = 80,109.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.