Home / 154,611.30-231,950.01-47,992.92

Finding the Fourth Proportional to 154,611.30, 231,950.01 and 47,992.92

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Solution

The fourth proportional to 154,611.30, 231,950.01 and 47,992.92 is: 71,999.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,611.30 : 231,950.01 = 47,992.92 : x
  2. Step 2: Convert to fraction form
    154,611.30/231,950.01 = 47,992.92/x
  3. Step 3: Cross multiply
    154,611.30x = 231,950.01 × 47,992.92
  4. Step 4: Simplify right side
    154,611.30x = 11,131,958,273.93
  5. Step 5: Solve for x
    x = 11,131,958,273.93/154,611.30
  6. Step 6: Final answer
    x = 71,999.64

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1.5x scale

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.