Home / 117,014.76-175,540.37-38,110.64

Finding the Fourth Proportional to 117,014.76, 175,540.37 and 38,110.64

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Solution

The fourth proportional to 117,014.76, 175,540.37 and 38,110.64 is: 57,171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,014.76 : 175,540.37 = 38,110.64 : x
  2. Step 2: Convert to fraction form
    117,014.76/175,540.37 = 38,110.64/x
  3. Step 3: Cross multiply
    117,014.76x = 175,540.37 × 38,110.64
  4. Step 4: Simplify right side
    117,014.76x = 6,689,954,778.28
  5. Step 5: Solve for x
    x = 6,689,954,778.28/117,014.76
  6. Step 6: Final answer
    x = 57,171.89

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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.