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Finding the Fourth Proportional to 158,471.98, 237,111.84 and 111,179.32

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Solution

The fourth proportional to 158,471.98, 237,111.84 and 111,179.32 is: 166,350.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,471.98 : 237,111.84 = 111,179.32 : x
  2. Step 2: Convert to fraction form
    158,471.98/237,111.84 = 111,179.32/x
  3. Step 3: Cross multiply
    158,471.98x = 237,111.84 × 111,179.32
  4. Step 4: Simplify right side
    158,471.98x = 26,361,932,542.37
  5. Step 5: Solve for x
    x = 26,361,932,542.37/158,471.98
  6. Step 6: Final answer
    x = 166,350.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.