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Finding the Fourth Proportional to 30,006.58, 41,410.80 and 18,073.76

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Solution

The fourth proportional to 30,006.58, 41,410.80 and 18,073.76 is: 24,942.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,006.58 : 41,410.80 = 18,073.76 : x
  2. Step 2: Convert to fraction form
    30,006.58/41,410.80 = 18,073.76/x
  3. Step 3: Cross multiply
    30,006.58x = 41,410.80 × 18,073.76
  4. Step 4: Simplify right side
    30,006.58x = 748,448,860.61
  5. Step 5: Solve for x
    x = 748,448,860.61/30,006.58
  6. Step 6: Final answer
    x = 24,942.82

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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.