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Finding the Fourth Proportional to 30,114.89, 41,558.00 and 16,686.09

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Solution

The fourth proportional to 30,114.89, 41,558.00 and 16,686.09 is: 23,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,114.89 : 41,558.00 = 16,686.09 : x
  2. Step 2: Convert to fraction form
    30,114.89/41,558.00 = 16,686.09/x
  3. Step 3: Cross multiply
    30,114.89x = 41,558.00 × 16,686.09
  4. Step 4: Simplify right side
    30,114.89x = 693,440,444.79
  5. Step 5: Solve for x
    x = 693,440,444.79/30,114.89
  6. Step 6: Final answer
    x = 23,026.50

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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.