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Finding the Fourth Proportional to 52,396.88, 72,313.16 and 29,741.99

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Solution

The fourth proportional to 52,396.88, 72,313.16 and 29,741.99 is: 41,047.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,396.88 : 72,313.16 = 29,741.99 : x
  2. Step 2: Convert to fraction form
    52,396.88/72,313.16 = 29,741.99/x
  3. Step 3: Cross multiply
    52,396.88x = 72,313.16 × 29,741.99
  4. Step 4: Simplify right side
    52,396.88x = 2,150,736,771.31
  5. Step 5: Solve for x
    x = 2,150,736,771.31/52,396.88
  6. Step 6: Final answer
    x = 41,047.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.