Home / 168,968.94-233,161.34-100,972.41

Finding the Fourth Proportional to 168,968.94, 233,161.34 and 100,972.41

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Solution

The fourth proportional to 168,968.94, 233,161.34 and 100,972.41 is: 139,332.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,968.94 : 233,161.34 = 100,972.41 : x
  2. Step 2: Convert to fraction form
    168,968.94/233,161.34 = 100,972.41/x
  3. Step 3: Cross multiply
    168,968.94x = 233,161.34 × 100,972.41
  4. Step 4: Simplify right side
    168,968.94x = 23,542,861,913.77
  5. Step 5: Solve for x
    x = 23,542,861,913.77/168,968.94
  6. Step 6: Final answer
    x = 139,332.48

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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.