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Finding the Fourth Proportional to 171,321.36, 236,417.46 and 94,843.76

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Solution

The fourth proportional to 171,321.36, 236,417.46 and 94,843.76 is: 130,881.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,321.36 : 236,417.46 = 94,843.76 : x
  2. Step 2: Convert to fraction form
    171,321.36/236,417.46 = 94,843.76/x
  3. Step 3: Cross multiply
    171,321.36x = 236,417.46 × 94,843.76
  4. Step 4: Simplify right side
    171,321.36x = 22,422,720,836.05
  5. Step 5: Solve for x
    x = 22,422,720,836.05/171,321.36
  6. Step 6: Final answer
    x = 130,881.06

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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.