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Finding the Fourth Proportional to 171,078.66, 236,078.94 and 94,593.30

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Solution

The fourth proportional to 171,078.66, 236,078.94 and 94,593.30 is: 130,533.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,078.66 : 236,078.94 = 94,593.30 : x
  2. Step 2: Convert to fraction form
    171,078.66/236,078.94 = 94,593.30/x
  3. Step 3: Cross multiply
    171,078.66x = 236,078.94 × 94,593.30
  4. Step 4: Simplify right side
    171,078.66x = 22,331,485,995.10
  5. Step 5: Solve for x
    x = 22,331,485,995.10/171,078.66
  6. Step 6: Final answer
    x = 130,533.44

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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.