Home / 158,933.72-238,178.90-119,444.60

Finding the Fourth Proportional to 158,933.72, 238,178.90 and 119,444.60

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Solution

The fourth proportional to 158,933.72, 238,178.90 and 119,444.60 is: 179,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,933.72 : 238,178.90 = 119,444.60 : x
  2. Step 2: Convert to fraction form
    158,933.72/238,178.90 = 119,444.60/x
  3. Step 3: Cross multiply
    158,933.72x = 238,178.90 × 119,444.60
  4. Step 4: Simplify right side
    158,933.72x = 28,449,183,438.94
  5. Step 5: Solve for x
    x = 28,449,183,438.94/158,933.72
  6. Step 6: Final answer
    x = 179,000.30

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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.