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Finding the Fourth Proportional to 25,309.86, 37,958.22 and 7,536.36

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Solution

The fourth proportional to 25,309.86, 37,958.22 and 7,536.36 is: 11,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,309.86 : 37,958.22 = 7,536.36 : x
  2. Step 2: Convert to fraction form
    25,309.86/37,958.22 = 7,536.36/x
  3. Step 3: Cross multiply
    25,309.86x = 37,958.22 × 7,536.36
  4. Step 4: Simplify right side
    25,309.86x = 286,066,810.88
  5. Step 5: Solve for x
    x = 286,066,810.88/25,309.86
  6. Step 6: Final answer
    x = 11,302.58

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.