Home / 172,007.52-237,257.28-108,291.84

Finding the Fourth Proportional to 172,007.52, 237,257.28 and 108,291.84

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Solution

The fourth proportional to 172,007.52, 237,257.28 and 108,291.84 is: 149,371.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,007.52 : 237,257.28 = 108,291.84 : x
  2. Step 2: Convert to fraction form
    172,007.52/237,257.28 = 108,291.84/x
  3. Step 3: Cross multiply
    172,007.52x = 237,257.28 × 108,291.84
  4. Step 4: Simplify right side
    172,007.52x = 25,693,027,404.60
  5. Step 5: Solve for x
    x = 25,693,027,404.60/172,007.52
  6. Step 6: Final answer
    x = 149,371.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.