Home / 209,850.83-289,594.20-114,357.54

Finding the Fourth Proportional to 209,850.83, 289,594.20 and 114,357.54

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Solution

The fourth proportional to 209,850.83, 289,594.20 and 114,357.54 is: 157,813.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,850.83 : 289,594.20 = 114,357.54 : x
  2. Step 2: Convert to fraction form
    209,850.83/289,594.20 = 114,357.54/x
  3. Step 3: Cross multiply
    209,850.83x = 289,594.20 × 114,357.54
  4. Step 4: Simplify right side
    209,850.83x = 33,117,280,310.27
  5. Step 5: Solve for x
    x = 33,117,280,310.27/209,850.83
  6. Step 6: Final answer
    x = 157,813.43

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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.