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Finding the Fourth Proportional to 111,758.03, 154,225.23 and 60,770.79

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Solution

The fourth proportional to 111,758.03, 154,225.23 and 60,770.79 is: 83,863.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,758.03 : 154,225.23 = 60,770.79 : x
  2. Step 2: Convert to fraction form
    111,758.03/154,225.23 = 60,770.79/x
  3. Step 3: Cross multiply
    111,758.03x = 154,225.23 × 60,770.79
  4. Step 4: Simplify right side
    111,758.03x = 9,372,389,065.03
  5. Step 5: Solve for x
    x = 9,372,389,065.03/111,758.03
  6. Step 6: Final answer
    x = 83,863.23

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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.