Home / 114,774.38-172,171.49-31,668.38

Finding the Fourth Proportional to 114,774.38, 172,171.49 and 31,668.38

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Solution

The fourth proportional to 114,774.38, 172,171.49 and 31,668.38 is: 47,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,774.38 : 172,171.49 = 31,668.38 : x
  2. Step 2: Convert to fraction form
    114,774.38/172,171.49 = 31,668.38/x
  3. Step 3: Cross multiply
    114,774.38x = 172,171.49 × 31,668.38
  4. Step 4: Simplify right side
    114,774.38x = 5,452,392,170.49
  5. Step 5: Solve for x
    x = 5,452,392,170.49/114,774.38
  6. Step 6: Final answer
    x = 47,505.31

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1.5x scale

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.