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Finding the Fourth Proportional to 171,540.99, 236,699.01 and 107,833.68

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Solution

The fourth proportional to 171,540.99, 236,699.01 and 107,833.68 is: 148,793.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,540.99 : 236,699.01 = 107,833.68 : x
  2. Step 2: Convert to fraction form
    171,540.99/236,699.01 = 107,833.68/x
  3. Step 3: Cross multiply
    171,540.99x = 236,699.01 × 107,833.68
  4. Step 4: Simplify right side
    171,540.99x = 25,524,125,300.66
  5. Step 5: Solve for x
    x = 25,524,125,300.66/171,540.99
  6. Step 6: Final answer
    x = 148,793.16

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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.