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Finding the Fourth Proportional to 168,383.58, 232,362.03 and 91,900.74

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Solution

The fourth proportional to 168,383.58, 232,362.03 and 91,900.74 is: 126,819.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,383.58 : 232,362.03 = 91,900.74 : x
  2. Step 2: Convert to fraction form
    168,383.58/232,362.03 = 91,900.74/x
  3. Step 3: Cross multiply
    168,383.58x = 232,362.03 × 91,900.74
  4. Step 4: Simplify right side
    168,383.58x = 21,354,242,504.90
  5. Step 5: Solve for x
    x = 21,354,242,504.90/168,383.58
  6. Step 6: Final answer
    x = 126,819.03

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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.