Home / 154,611.42-231,950.23-47,993.04

Finding the Fourth Proportional to 154,611.42, 231,950.23 and 47,993.04

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Solution

The fourth proportional to 154,611.42, 231,950.23 and 47,993.04 is: 71,999.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,611.42 : 231,950.23 = 47,993.04 : x
  2. Step 2: Convert to fraction form
    154,611.42/231,950.23 = 47,993.04/x
  3. Step 3: Cross multiply
    154,611.42x = 231,950.23 × 47,993.04
  4. Step 4: Simplify right side
    154,611.42x = 11,131,996,666.40
  5. Step 5: Solve for x
    x = 11,131,996,666.40/154,611.42
  6. Step 6: Final answer
    x = 71,999.83

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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.