Home / 198,269.37-273,612.47-107,625.51

Finding the Fourth Proportional to 198,269.37, 273,612.47 and 107,625.51

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Solution

The fourth proportional to 198,269.37, 273,612.47 and 107,625.51 is: 148,523.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,269.37 : 273,612.47 = 107,625.51 : x
  2. Step 2: Convert to fraction form
    198,269.37/273,612.47 = 107,625.51/x
  3. Step 3: Cross multiply
    198,269.37x = 273,612.47 × 107,625.51
  4. Step 4: Simplify right side
    198,269.37x = 29,447,681,087.98
  5. Step 5: Solve for x
    x = 29,447,681,087.98/198,269.37
  6. Step 6: Final answer
    x = 148,523.60

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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.