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Finding the Fourth Proportional to 8,693.64, 12,003.60 and 5,341.08

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Solution

The fourth proportional to 8,693.64, 12,003.60 and 5,341.08 is: 7,374.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,693.64 : 12,003.60 = 5,341.08 : x
  2. Step 2: Convert to fraction form
    8,693.64/12,003.60 = 5,341.08/x
  3. Step 3: Cross multiply
    8,693.64x = 12,003.60 × 5,341.08
  4. Step 4: Simplify right side
    8,693.64x = 64,112,187.89
  5. Step 5: Solve for x
    x = 64,112,187.89/8,693.64
  6. Step 6: Final answer
    x = 7,374.61

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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.