Home / 307,556.20-461,247.90-97,258.60

Finding the Fourth Proportional to 307,556.20, 461,247.90 and 97,258.60

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Solution

The fourth proportional to 307,556.20, 461,247.90 and 97,258.60 is: 145,860.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,556.20 : 461,247.90 = 97,258.60 : x
  2. Step 2: Convert to fraction form
    307,556.20/461,247.90 = 97,258.60/x
  3. Step 3: Cross multiply
    307,556.20x = 461,247.90 × 97,258.60
  4. Step 4: Simplify right side
    307,556.20x = 44,860,325,006.94
  5. Step 5: Solve for x
    x = 44,860,325,006.94/307,556.20
  6. Step 6: Final answer
    x = 145,860.58

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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.