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Finding the Fourth Proportional to 158,074.44, 218,043 and 110,310.36

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Solution

The fourth proportional to 158,074.44, 218,043 and 110,310.36 is: 152,158.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,074.44 : 218,043 = 110,310.36 : x
  2. Step 2: Convert to fraction form
    158,074.44/218,043 = 110,310.36/x
  3. Step 3: Cross multiply
    158,074.44x = 218,043 × 110,310.36
  4. Step 4: Simplify right side
    158,074.44x = 24,052,401,825.48
  5. Step 5: Solve for x
    x = 24,052,401,825.48/158,074.44
  6. Step 6: Final answer
    x = 152,158.70

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.