Home / 114,983.16-172,405.62-43,910.52

Finding the Fourth Proportional to 114,983.16, 172,405.62 and 43,910.52

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Solution

The fourth proportional to 114,983.16, 172,405.62 and 43,910.52 is: 65,839.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,983.16 : 172,405.62 = 43,910.52 : x
  2. Step 2: Convert to fraction form
    114,983.16/172,405.62 = 43,910.52/x
  3. Step 3: Cross multiply
    114,983.16x = 172,405.62 × 43,910.52
  4. Step 4: Simplify right side
    114,983.16x = 7,570,420,425.12
  5. Step 5: Solve for x
    x = 7,570,420,425.12/114,983.16
  6. Step 6: Final answer
    x = 65,839.38

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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.