Home / 198,294.37-273,646.97-107,650.51

Finding the Fourth Proportional to 198,294.37, 273,646.97 and 107,650.51

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Solution

The fourth proportional to 198,294.37, 273,646.97 and 107,650.51 is: 148,558.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,294.37 : 273,646.97 = 107,650.51 : x
  2. Step 2: Convert to fraction form
    198,294.37/273,646.97 = 107,650.51/x
  3. Step 3: Cross multiply
    198,294.37x = 273,646.97 × 107,650.51
  4. Step 4: Simplify right side
    198,294.37x = 29,458,235,880.45
  5. Step 5: Solve for x
    x = 29,458,235,880.45/198,294.37
  6. Step 6: Final answer
    x = 148,558.11

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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.