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Finding the Fourth Proportional to 15,361.94, 23,055.22 and 7,045.88

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Solution

The fourth proportional to 15,361.94, 23,055.22 and 7,045.88 is: 10,574.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,361.94 : 23,055.22 = 7,045.88 : x
  2. Step 2: Convert to fraction form
    15,361.94/23,055.22 = 7,045.88/x
  3. Step 3: Cross multiply
    15,361.94x = 23,055.22 × 7,045.88
  4. Step 4: Simplify right side
    15,361.94x = 162,444,162.99
  5. Step 5: Solve for x
    x = 162,444,162.99/15,361.94
  6. Step 6: Final answer
    x = 10,574.46

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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.