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Finding the Fourth Proportional to 25,260.99, 37,892.43 and 7,730.97

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Solution

The fourth proportional to 25,260.99, 37,892.43 and 7,730.97 is: 11,596.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.99 : 37,892.43 = 7,730.97 : x
  2. Step 2: Convert to fraction form
    25,260.99/37,892.43 = 7,730.97/x
  3. Step 3: Cross multiply
    25,260.99x = 37,892.43 × 7,730.97
  4. Step 4: Simplify right side
    25,260.99x = 292,945,239.56
  5. Step 5: Solve for x
    x = 292,945,239.56/25,260.99
  6. Step 6: Final answer
    x = 11,596.74

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1.5x scale

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.