Home / 158,958.45-238,436.73-40,629.60

Finding the Fourth Proportional to 158,958.45, 238,436.73 and 40,629.60

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Solution

The fourth proportional to 158,958.45, 238,436.73 and 40,629.60 is: 60,944.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,958.45 : 238,436.73 = 40,629.60 : x
  2. Step 2: Convert to fraction form
    158,958.45/238,436.73 = 40,629.60/x
  3. Step 3: Cross multiply
    158,958.45x = 238,436.73 × 40,629.60
  4. Step 4: Simplify right side
    158,958.45x = 9,687,588,965.21
  5. Step 5: Solve for x
    x = 9,687,588,965.21/158,958.45
  6. Step 6: Final answer
    x = 60,944.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.