Home / 154,522.20-231,783.30-49,344.60

Finding the Fourth Proportional to 154,522.20, 231,783.30 and 49,344.60

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Solution

The fourth proportional to 154,522.20, 231,783.30 and 49,344.60 is: 74,016.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,522.20 : 231,783.30 = 49,344.60 : x
  2. Step 2: Convert to fraction form
    154,522.20/231,783.30 = 49,344.60/x
  3. Step 3: Cross multiply
    154,522.20x = 231,783.30 × 49,344.60
  4. Step 4: Simplify right side
    154,522.20x = 11,437,254,225.18
  5. Step 5: Solve for x
    x = 11,437,254,225.18/154,522.20
  6. Step 6: Final answer
    x = 74,016.90

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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.