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Finding the Fourth Proportional to 25,134.01, 37,696.88 and 8,493.66

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Solution

The fourth proportional to 25,134.01, 37,696.88 and 8,493.66 is: 12,739.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.01 : 37,696.88 = 8,493.66 : x
  2. Step 2: Convert to fraction form
    25,134.01/37,696.88 = 8,493.66/x
  3. Step 3: Cross multiply
    25,134.01x = 37,696.88 × 8,493.66
  4. Step 4: Simplify right side
    25,134.01x = 320,184,503.01
  5. Step 5: Solve for x
    x = 320,184,503.01/25,134.01
  6. Step 6: Final answer
    x = 12,739.09

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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.