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Finding the Fourth Proportional to 168,700.44, 232,647.48 and 108,289.56

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Solution

The fourth proportional to 168,700.44, 232,647.48 and 108,289.56 is: 149,337.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,700.44 : 232,647.48 = 108,289.56 : x
  2. Step 2: Convert to fraction form
    168,700.44/232,647.48 = 108,289.56/x
  3. Step 3: Cross multiply
    168,700.44x = 232,647.48 × 108,289.56
  4. Step 4: Simplify right side
    168,700.44x = 25,193,293,244.31
  5. Step 5: Solve for x
    x = 25,193,293,244.31/168,700.44
  6. Step 6: Final answer
    x = 149,337.45

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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.