Home / 114,914.62-172,329.27-40,015.54

Finding the Fourth Proportional to 114,914.62, 172,329.27 and 40,015.54

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Solution

The fourth proportional to 114,914.62, 172,329.27 and 40,015.54 is: 60,008.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,914.62 : 172,329.27 = 40,015.54 : x
  2. Step 2: Convert to fraction form
    114,914.62/172,329.27 = 40,015.54/x
  3. Step 3: Cross multiply
    114,914.62x = 172,329.27 × 40,015.54
  4. Step 4: Simplify right side
    114,914.62x = 6,895,848,796.86
  5. Step 5: Solve for x
    x = 6,895,848,796.86/114,914.62
  6. Step 6: Final answer
    x = 60,008.45

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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.