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Finding the Fourth Proportional to 25,192.68, 37,787.04 and 7,662.48

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Solution

The fourth proportional to 25,192.68, 37,787.04 and 7,662.48 is: 11,493.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,192.68 : 37,787.04 = 7,662.48 : x
  2. Step 2: Convert to fraction form
    25,192.68/37,787.04 = 7,662.48/x
  3. Step 3: Cross multiply
    25,192.68x = 37,787.04 × 7,662.48
  4. Step 4: Simplify right side
    25,192.68x = 289,542,438.26
  5. Step 5: Solve for x
    x = 289,542,438.26/25,192.68
  6. Step 6: Final answer
    x = 11,493.12

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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.