Home / 158,932.72-238,177.41-119,443.60

Finding the Fourth Proportional to 158,932.72, 238,177.41 and 119,443.60

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Solution

The fourth proportional to 158,932.72, 238,177.41 and 119,443.60 is: 178,998.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,932.72 : 238,177.41 = 119,443.60 : x
  2. Step 2: Convert to fraction form
    158,932.72/238,177.41 = 119,443.60/x
  3. Step 3: Cross multiply
    158,932.72x = 238,177.41 × 119,443.60
  4. Step 4: Simplify right side
    158,932.72x = 28,448,767,289.08
  5. Step 5: Solve for x
    x = 28,448,767,289.08/158,932.72
  6. Step 6: Final answer
    x = 178,998.81

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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.