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Finding the Fourth Proportional to 8,973.84, 12,389.04 and 5,994.72

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Solution

The fourth proportional to 8,973.84, 12,389.04 and 5,994.72 is: 8,276.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,973.84 : 12,389.04 = 5,994.72 : x
  2. Step 2: Convert to fraction form
    8,973.84/12,389.04 = 5,994.72/x
  3. Step 3: Cross multiply
    8,973.84x = 12,389.04 × 5,994.72
  4. Step 4: Simplify right side
    8,973.84x = 74,268,825.87
  5. Step 5: Solve for x
    x = 74,268,825.87/8,973.84
  6. Step 6: Final answer
    x = 8,276.15

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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.