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Finding the Fourth Proportional to 16,619.07, 24,870.07 and 10,382.01

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Solution

The fourth proportional to 16,619.07, 24,870.07 and 10,382.01 is: 15,536.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,619.07 : 24,870.07 = 10,382.01 : x
  2. Step 2: Convert to fraction form
    16,619.07/24,870.07 = 10,382.01/x
  3. Step 3: Cross multiply
    16,619.07x = 24,870.07 × 10,382.01
  4. Step 4: Simplify right side
    16,619.07x = 258,201,315.44
  5. Step 5: Solve for x
    x = 258,201,315.44/16,619.07
  6. Step 6: Final answer
    x = 15,536.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.