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Finding the Fourth Proportional to 19,327.60, 29,007.60 and 9,475.30

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Solution

The fourth proportional to 19,327.60, 29,007.60 and 9,475.30 is: 14,220.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,327.60 : 29,007.60 = 9,475.30 : x
  2. Step 2: Convert to fraction form
    19,327.60/29,007.60 = 9,475.30/x
  3. Step 3: Cross multiply
    19,327.60x = 29,007.60 × 9,475.30
  4. Step 4: Simplify right side
    19,327.60x = 274,855,712.28
  5. Step 5: Solve for x
    x = 274,855,712.28/19,327.60
  6. Step 6: Final answer
    x = 14,220.89

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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.