Home / 193,104.24-289,738.80-99,675.60

Finding the Fourth Proportional to 193,104.24, 289,738.80 and 99,675.60

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Solution

The fourth proportional to 193,104.24, 289,738.80 and 99,675.60 is: 149,555.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,104.24 : 289,738.80 = 99,675.60 : x
  2. Step 2: Convert to fraction form
    193,104.24/289,738.80 = 99,675.60/x
  3. Step 3: Cross multiply
    193,104.24x = 289,738.80 × 99,675.60
  4. Step 4: Simplify right side
    193,104.24x = 28,879,888,733.28
  5. Step 5: Solve for x
    x = 28,879,888,733.28/193,104.24
  6. Step 6: Final answer
    x = 149,555.95

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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.