Home / 197,743.23-272,885.94-107,099.37

Finding the Fourth Proportional to 197,743.23, 272,885.94 and 107,099.37

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Solution

The fourth proportional to 197,743.23, 272,885.94 and 107,099.37 is: 147,797.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,743.23 : 272,885.94 = 107,099.37 : x
  2. Step 2: Convert to fraction form
    197,743.23/272,885.94 = 107,099.37/x
  3. Step 3: Cross multiply
    197,743.23x = 272,885.94 × 107,099.37
  4. Step 4: Simplify right side
    197,743.23x = 29,225,912,255.86
  5. Step 5: Solve for x
    x = 29,225,912,255.86/197,743.23
  6. Step 6: Final answer
    x = 147,797.28

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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.