Home / 177,945.37-268,155.95-161,083.51

Finding the Fourth Proportional to 177,945.37, 268,155.95 and 161,083.51

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Solution

The fourth proportional to 177,945.37, 268,155.95 and 161,083.51 is: 242,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,945.37 : 268,155.95 = 161,083.51 : x
  2. Step 2: Convert to fraction form
    177,945.37/268,155.95 = 161,083.51/x
  3. Step 3: Cross multiply
    177,945.37x = 268,155.95 × 161,083.51
  4. Step 4: Simplify right side
    177,945.37x = 43,195,500,177.58
  5. Step 5: Solve for x
    x = 43,195,500,177.58/177,945.37
  6. Step 6: Final answer
    x = 242,745.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.