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Finding the Fourth Proportional to 23,603.40, 35,396.94 and 10,464.96

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Solution

The fourth proportional to 23,603.40, 35,396.94 and 10,464.96 is: 15,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,603.40 : 35,396.94 = 10,464.96 : x
  2. Step 2: Convert to fraction form
    23,603.40/35,396.94 = 10,464.96/x
  3. Step 3: Cross multiply
    23,603.40x = 35,396.94 × 10,464.96
  4. Step 4: Simplify right side
    23,603.40x = 370,427,561.22
  5. Step 5: Solve for x
    x = 370,427,561.22/23,603.40
  6. Step 6: Final answer
    x = 15,693.82

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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.