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Finding the Fourth Proportional to 158,652.36, 218,950.44 and 104,843.04

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Solution

The fourth proportional to 158,652.36, 218,950.44 and 104,843.04 is: 144,690.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,652.36 : 218,950.44 = 104,843.04 : x
  2. Step 2: Convert to fraction form
    158,652.36/218,950.44 = 104,843.04/x
  3. Step 3: Cross multiply
    158,652.36x = 218,950.44 × 104,843.04
  4. Step 4: Simplify right side
    158,652.36x = 22,955,429,738.94
  5. Step 5: Solve for x
    x = 22,955,429,738.94/158,652.36
  6. Step 6: Final answer
    x = 144,690.12

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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.