Home / 168,666.15-232,608.61-139,940.33

Finding the Fourth Proportional to 168,666.15, 232,608.61 and 139,940.33

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Solution

The fourth proportional to 168,666.15, 232,608.61 and 139,940.33 is: 192,992.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,666.15 : 232,608.61 = 139,940.33 : x
  2. Step 2: Convert to fraction form
    168,666.15/232,608.61 = 139,940.33/x
  3. Step 3: Cross multiply
    168,666.15x = 232,608.61 × 139,940.33
  4. Step 4: Simplify right side
    168,666.15x = 32,551,325,644.24
  5. Step 5: Solve for x
    x = 32,551,325,644.24/168,666.15
  6. Step 6: Final answer
    x = 192,992.64

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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.