Home / 114,965.64-172,180.89-110,975.21

Finding the Fourth Proportional to 114,965.64, 172,180.89 and 110,975.21

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Solution

The fourth proportional to 114,965.64, 172,180.89 and 110,975.21 is: 166,204.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,965.64 : 172,180.89 = 110,975.21 : x
  2. Step 2: Convert to fraction form
    114,965.64/172,180.89 = 110,975.21/x
  3. Step 3: Cross multiply
    114,965.64x = 172,180.89 × 110,975.21
  4. Step 4: Simplify right side
    114,965.64x = 19,107,810,827.89
  5. Step 5: Solve for x
    x = 19,107,810,827.89/114,965.64
  6. Step 6: Final answer
    x = 166,204.54

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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.