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Finding the Fourth Proportional to 30,645.45, 46,007.04 and 26,057.61

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Solution

The fourth proportional to 30,645.45, 46,007.04 and 26,057.61 is: 39,119.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,645.45 : 46,007.04 = 26,057.61 : x
  2. Step 2: Convert to fraction form
    30,645.45/46,007.04 = 26,057.61/x
  3. Step 3: Cross multiply
    30,645.45x = 46,007.04 × 26,057.61
  4. Step 4: Simplify right side
    30,645.45x = 1,198,833,505.57
  5. Step 5: Solve for x
    x = 1,198,833,505.57/30,645.45
  6. Step 6: Final answer
    x = 39,119.46

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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.