Home / 165,395.86-248,175.77-65,553.84

Finding the Fourth Proportional to 165,395.86, 248,175.77 and 65,553.84

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Solution

The fourth proportional to 165,395.86, 248,175.77 and 65,553.84 is: 98,363.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,395.86 : 248,175.77 = 65,553.84 : x
  2. Step 2: Convert to fraction form
    165,395.86/248,175.77 = 65,553.84/x
  3. Step 3: Cross multiply
    165,395.86x = 248,175.77 × 65,553.84
  4. Step 4: Simplify right side
    165,395.86x = 16,268,874,390.69
  5. Step 5: Solve for x
    x = 16,268,874,390.69/165,395.86
  6. Step 6: Final answer
    x = 98,363.25

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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.