Home / 152,240.72-228,382.92-47,067.90

Finding the Fourth Proportional to 152,240.72, 228,382.92 and 47,067.90

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Solution

The fourth proportional to 152,240.72, 228,382.92 and 47,067.90 is: 70,608.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,240.72 : 228,382.92 = 47,067.90 : x
  2. Step 2: Convert to fraction form
    152,240.72/228,382.92 = 47,067.90/x
  3. Step 3: Cross multiply
    152,240.72x = 228,382.92 × 47,067.90
  4. Step 4: Simplify right side
    152,240.72x = 10,749,504,440.27
  5. Step 5: Solve for x
    x = 10,749,504,440.27/152,240.72
  6. Step 6: Final answer
    x = 70,608.60

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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.