Home / 197,556.44-272,627.86-106,912.40

Finding the Fourth Proportional to 197,556.44, 272,627.86 and 106,912.40

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Solution

The fourth proportional to 197,556.44, 272,627.86 and 106,912.40 is: 147,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,556.44 : 272,627.86 = 106,912.40 : x
  2. Step 2: Convert to fraction form
    197,556.44/272,627.86 = 106,912.40/x
  3. Step 3: Cross multiply
    197,556.44x = 272,627.86 × 106,912.40
  4. Step 4: Simplify right side
    197,556.44x = 29,147,298,819.46
  5. Step 5: Solve for x
    x = 29,147,298,819.46/197,556.44
  6. Step 6: Final answer
    x = 147,539.10

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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.