Home / 193,426.60-289,964.92-68,738.44

Finding the Fourth Proportional to 193,426.60, 289,964.92 and 68,738.44

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Solution

The fourth proportional to 193,426.60, 289,964.92 and 68,738.44 is: 103,045.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,426.60 : 289,964.92 = 68,738.44 : x
  2. Step 2: Convert to fraction form
    193,426.60/289,964.92 = 68,738.44/x
  3. Step 3: Cross multiply
    193,426.60x = 289,964.92 × 68,738.44
  4. Step 4: Simplify right side
    193,426.60x = 19,931,736,255.52
  5. Step 5: Solve for x
    x = 19,931,736,255.52/193,426.60
  6. Step 6: Final answer
    x = 103,045.48

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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.