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Finding the Fourth Proportional to 250,173.88, 375,258.47 and 108,119.59

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Solution

The fourth proportional to 250,173.88, 375,258.47 and 108,119.59 is: 162,178.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,173.88 : 375,258.47 = 108,119.59 : x
  2. Step 2: Convert to fraction form
    250,173.88/375,258.47 = 108,119.59/x
  3. Step 3: Cross multiply
    250,173.88x = 375,258.47 × 108,119.59
  4. Step 4: Simplify right side
    250,173.88x = 40,572,790,441.68
  5. Step 5: Solve for x
    x = 40,572,790,441.68/250,173.88
  6. Step 6: Final answer
    x = 162,178.37

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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.