Home / 235,027.95-324,017.24-161,438.15

Finding the Fourth Proportional to 235,027.95, 324,017.24 and 161,438.15

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Solution

The fourth proportional to 235,027.95, 324,017.24 and 161,438.15 is: 222,563.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,027.95 : 324,017.24 = 161,438.15 : x
  2. Step 2: Convert to fraction form
    235,027.95/324,017.24 = 161,438.15/x
  3. Step 3: Cross multiply
    235,027.95x = 324,017.24 × 161,438.15
  4. Step 4: Simplify right side
    235,027.95x = 52,308,741,366.43
  5. Step 5: Solve for x
    x = 52,308,741,366.43/235,027.95
  6. Step 6: Final answer
    x = 222,563.92

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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.