Home / 173,819.60-260,729.40-127,163.60

Finding the Fourth Proportional to 173,819.60, 260,729.40 and 127,163.60

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Solution

The fourth proportional to 173,819.60, 260,729.40 and 127,163.60 is: 190,745.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,819.60 : 260,729.40 = 127,163.60 : x
  2. Step 2: Convert to fraction form
    173,819.60/260,729.40 = 127,163.60/x
  3. Step 3: Cross multiply
    173,819.60x = 260,729.40 × 127,163.60
  4. Step 4: Simplify right side
    173,819.60x = 33,155,289,129.84
  5. Step 5: Solve for x
    x = 33,155,289,129.84/173,819.60
  6. Step 6: Final answer
    x = 190,745.40

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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.