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Finding the Fourth Proportional to 74,607.40, 102,949 and 44,394.04

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Solution

The fourth proportional to 74,607.40, 102,949 and 44,394.04 is: 61,258.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,607.40 : 102,949 = 44,394.04 : x
  2. Step 2: Convert to fraction form
    74,607.40/102,949 = 44,394.04/x
  3. Step 3: Cross multiply
    74,607.40x = 102,949 × 44,394.04
  4. Step 4: Simplify right side
    74,607.40x = 4,570,322,023.96
  5. Step 5: Solve for x
    x = 4,570,322,023.96/74,607.40
  6. Step 6: Final answer
    x = 61,258.29

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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.