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Finding the Fourth Proportional to 44,374.60, 66,599.70 and 18,098.20

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Solution

The fourth proportional to 44,374.60, 66,599.70 and 18,098.20 is: 27,162.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,374.60 : 66,599.70 = 18,098.20 : x
  2. Step 2: Convert to fraction form
    44,374.60/66,599.70 = 18,098.20/x
  3. Step 3: Cross multiply
    44,374.60x = 66,599.70 × 18,098.20
  4. Step 4: Simplify right side
    44,374.60x = 1,205,334,690.54
  5. Step 5: Solve for x
    x = 1,205,334,690.54/44,374.60
  6. Step 6: Final answer
    x = 27,162.72

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Why These Related Problems?

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