Home / 198,025.92-273,295.08-113,155.20

Finding the Fourth Proportional to 198,025.92, 273,295.08 and 113,155.20

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Solution

The fourth proportional to 198,025.92, 273,295.08 and 113,155.20 is: 156,165.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,025.92 : 273,295.08 = 113,155.20 : x
  2. Step 2: Convert to fraction form
    198,025.92/273,295.08 = 113,155.20/x
  3. Step 3: Cross multiply
    198,025.92x = 273,295.08 × 113,155.20
  4. Step 4: Simplify right side
    198,025.92x = 30,924,759,436.42
  5. Step 5: Solve for x
    x = 30,924,759,436.42/198,025.92
  6. Step 6: Final answer
    x = 156,165.21

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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.