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Finding the Fourth Proportional to 27,362.34, 37,760.09 and 14,787.09

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Solution

The fourth proportional to 27,362.34, 37,760.09 and 14,787.09 is: 20,406.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,362.34 : 37,760.09 = 14,787.09 : x
  2. Step 2: Convert to fraction form
    27,362.34/37,760.09 = 14,787.09/x
  3. Step 3: Cross multiply
    27,362.34x = 37,760.09 × 14,787.09
  4. Step 4: Simplify right side
    27,362.34x = 558,361,849.24
  5. Step 5: Solve for x
    x = 558,361,849.24/27,362.34
  6. Step 6: Final answer
    x = 20,406.22

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1.5x scale

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.