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Finding the Fourth Proportional to 225,099.20, 337,600.20 and 98,739.20

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Solution

The fourth proportional to 225,099.20, 337,600.20 and 98,739.20 is: 148,087.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,099.20 : 337,600.20 = 98,739.20 : x
  2. Step 2: Convert to fraction form
    225,099.20/337,600.20 = 98,739.20/x
  3. Step 3: Cross multiply
    225,099.20x = 337,600.20 × 98,739.20
  4. Step 4: Simplify right side
    225,099.20x = 33,334,373,667.84
  5. Step 5: Solve for x
    x = 33,334,373,667.84/225,099.20
  6. Step 6: Final answer
    x = 148,087.48

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1.5x scale

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.