Home / 198,388.02-273,859.20-133,944.56

Finding the Fourth Proportional to 198,388.02, 273,859.20 and 133,944.56

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Solution

The fourth proportional to 198,388.02, 273,859.20 and 133,944.56 is: 184,900.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,388.02 : 273,859.20 = 133,944.56 : x
  2. Step 2: Convert to fraction form
    198,388.02/273,859.20 = 133,944.56/x
  3. Step 3: Cross multiply
    198,388.02x = 273,859.20 × 133,944.56
  4. Step 4: Simplify right side
    198,388.02x = 36,681,950,045.95
  5. Step 5: Solve for x
    x = 36,681,950,045.95/198,388.02
  6. Step 6: Final answer
    x = 184,900.03

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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.