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Finding the Fourth Proportional to 103,488, 155,233.44 and 29,616

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Solution

The fourth proportional to 103,488, 155,233.44 and 29,616 is: 44,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,488 : 155,233.44 = 29,616 : x
  2. Step 2: Convert to fraction form
    103,488/155,233.44 = 29,616/x
  3. Step 3: Cross multiply
    103,488x = 155,233.44 × 29,616
  4. Step 4: Simplify right side
    103,488x = 4,597,393,559.04
  5. Step 5: Solve for x
    x = 4,597,393,559.04/103,488
  6. Step 6: Final answer
    x = 44,424.41

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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.