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Finding the Fourth Proportional to 29,643.60, 44,400.60 and 25,755.60

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Solution

The fourth proportional to 29,643.60, 44,400.60 and 25,755.60 is: 38,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,643.60 : 44,400.60 = 25,755.60 : x
  2. Step 2: Convert to fraction form
    29,643.60/44,400.60 = 25,755.60/x
  3. Step 3: Cross multiply
    29,643.60x = 44,400.60 × 25,755.60
  4. Step 4: Simplify right side
    29,643.60x = 1,143,564,093.36
  5. Step 5: Solve for x
    x = 1,143,564,093.36/29,643.60
  6. Step 6: Final answer
    x = 38,577.10

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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.