Home / 80,289.45-110,806.25-44,490.69

Finding the Fourth Proportional to 80,289.45, 110,806.25 and 44,490.69

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Solution

The fourth proportional to 80,289.45, 110,806.25 and 44,490.69 is: 61,400.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,289.45 : 110,806.25 = 44,490.69 : x
  2. Step 2: Convert to fraction form
    80,289.45/110,806.25 = 44,490.69/x
  3. Step 3: Cross multiply
    80,289.45x = 110,806.25 × 44,490.69
  4. Step 4: Simplify right side
    80,289.45x = 4,929,846,296.36
  5. Step 5: Solve for x
    x = 4,929,846,296.36/80,289.45
  6. Step 6: Final answer
    x = 61,400.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.