Home / 168,189.84-232,103.81-91,708.32

Finding the Fourth Proportional to 168,189.84, 232,103.81 and 91,708.32

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Solution

The fourth proportional to 168,189.84, 232,103.81 and 91,708.32 is: 126,558.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,189.84 : 232,103.81 = 91,708.32 : x
  2. Step 2: Convert to fraction form
    168,189.84/232,103.81 = 91,708.32/x
  3. Step 3: Cross multiply
    168,189.84x = 232,103.81 × 91,708.32
  4. Step 4: Simplify right side
    168,189.84x = 21,285,850,480.70
  5. Step 5: Solve for x
    x = 21,285,850,480.70/168,189.84
  6. Step 6: Final answer
    x = 126,558.48

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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.