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Finding the Fourth Proportional to 202,230.30, 303,236.10 and 83,913.60

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Solution

The fourth proportional to 202,230.30, 303,236.10 and 83,913.60 is: 125,825.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,230.30 : 303,236.10 = 83,913.60 : x
  2. Step 2: Convert to fraction form
    202,230.30/303,236.10 = 83,913.60/x
  3. Step 3: Cross multiply
    202,230.30x = 303,236.10 × 83,913.60
  4. Step 4: Simplify right side
    202,230.30x = 25,445,632,800.96
  5. Step 5: Solve for x
    x = 25,445,632,800.96/202,230.30
  6. Step 6: Final answer
    x = 125,825.03

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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.