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Finding the Fourth Proportional to 31,653, 43,677.36 and 17,503.92

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Solution

The fourth proportional to 31,653, 43,677.36 and 17,503.92 is: 24,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,653 : 43,677.36 = 17,503.92 : x
  2. Step 2: Convert to fraction form
    31,653/43,677.36 = 17,503.92/x
  3. Step 3: Cross multiply
    31,653x = 43,677.36 × 17,503.92
  4. Step 4: Simplify right side
    31,653x = 764,525,015.25
  5. Step 5: Solve for x
    x = 764,525,015.25/31,653
  6. Step 6: Final answer
    x = 24,153.32

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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.