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Finding the Fourth Proportional to 30,259.22, 41,756.72 and 16,830.09

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Solution

The fourth proportional to 30,259.22, 41,756.72 and 16,830.09 is: 23,224.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,259.22 : 41,756.72 = 16,830.09 : x
  2. Step 2: Convert to fraction form
    30,259.22/41,756.72 = 16,830.09/x
  3. Step 3: Cross multiply
    30,259.22x = 41,756.72 × 16,830.09
  4. Step 4: Simplify right side
    30,259.22x = 702,769,271.55
  5. Step 5: Solve for x
    x = 702,769,271.55/30,259.22
  6. Step 6: Final answer
    x = 23,224.97

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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.