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Finding the Fourth Proportional to 111,651, 154,040.24 and 69,194.04

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Solution

The fourth proportional to 111,651, 154,040.24 and 69,194.04 is: 95,464.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,651 : 154,040.24 = 69,194.04 : x
  2. Step 2: Convert to fraction form
    111,651/154,040.24 = 69,194.04/x
  3. Step 3: Cross multiply
    111,651x = 154,040.24 × 69,194.04
  4. Step 4: Simplify right side
    111,651x = 10,658,666,528.17
  5. Step 5: Solve for x
    x = 10,658,666,528.17/111,651
  6. Step 6: Final answer
    x = 95,464.14

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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.