Home / 168,940.24-233,114.47-100,942.77

Finding the Fourth Proportional to 168,940.24, 233,114.47 and 100,942.77

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Solution

The fourth proportional to 168,940.24, 233,114.47 and 100,942.77 is: 139,287.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,940.24 : 233,114.47 = 100,942.77 : x
  2. Step 2: Convert to fraction form
    168,940.24/233,114.47 = 100,942.77/x
  3. Step 3: Cross multiply
    168,940.24x = 233,114.47 × 100,942.77
  4. Step 4: Simplify right side
    168,940.24x = 23,531,220,328.88
  5. Step 5: Solve for x
    x = 23,531,220,328.88/168,940.24
  6. Step 6: Final answer
    x = 139,287.24

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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.