Home / 114,857.51-172,286.27-35,977.88

Finding the Fourth Proportional to 114,857.51, 172,286.27 and 35,977.88

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Solution

The fourth proportional to 114,857.51, 172,286.27 and 35,977.88 is: 53,966.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,857.51 : 172,286.27 = 35,977.88 : x
  2. Step 2: Convert to fraction form
    114,857.51/172,286.27 = 35,977.88/x
  3. Step 3: Cross multiply
    114,857.51x = 172,286.27 × 35,977.88
  4. Step 4: Simplify right side
    114,857.51x = 6,198,493,706.39
  5. Step 5: Solve for x
    x = 6,198,493,706.39/114,857.51
  6. Step 6: Final answer
    x = 53,966.81

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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.