Home / 158,928.56-238,391.22-48,120.56

Finding the Fourth Proportional to 158,928.56, 238,391.22 and 48,120.56

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Solution

The fourth proportional to 158,928.56, 238,391.22 and 48,120.56 is: 72,180.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,928.56 : 238,391.22 = 48,120.56 : x
  2. Step 2: Convert to fraction form
    158,928.56/238,391.22 = 48,120.56/x
  3. Step 3: Cross multiply
    158,928.56x = 238,391.22 × 48,120.56
  4. Step 4: Simplify right side
    158,928.56x = 11,471,519,005.48
  5. Step 5: Solve for x
    x = 11,471,519,005.48/158,928.56
  6. Step 6: Final answer
    x = 72,180.35

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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.