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Finding the Fourth Proportional to 245,433.61, 368,109.41 and 67,958.56

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Solution

The fourth proportional to 245,433.61, 368,109.41 and 67,958.56 is: 101,926.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,433.61 : 368,109.41 = 67,958.56 : x
  2. Step 2: Convert to fraction form
    245,433.61/368,109.41 = 67,958.56/x
  3. Step 3: Cross multiply
    245,433.61x = 368,109.41 × 67,958.56
  4. Step 4: Simplify right side
    245,433.61x = 25,016,185,426.05
  5. Step 5: Solve for x
    x = 25,016,185,426.05/245,433.61
  6. Step 6: Final answer
    x = 101,926.49

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