Home / 114,725.28-172,107.36-58,556.64

Finding the Fourth Proportional to 114,725.28, 172,107.36 and 58,556.64

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Solution

The fourth proportional to 114,725.28, 172,107.36 and 58,556.64 is: 87,844.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,725.28 : 172,107.36 = 58,556.64 : x
  2. Step 2: Convert to fraction form
    114,725.28/172,107.36 = 58,556.64/x
  3. Step 3: Cross multiply
    114,725.28x = 172,107.36 × 58,556.64
  4. Step 4: Simplify right side
    114,725.28x = 10,078,028,720.87
  5. Step 5: Solve for x
    x = 10,078,028,720.87/114,725.28
  6. Step 6: Final answer
    x = 87,844.88

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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.