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Finding the Fourth Proportional to 19,594.75, 27,045.01 and 12,047.54

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Solution

The fourth proportional to 19,594.75, 27,045.01 and 12,047.54 is: 16,628.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,594.75 : 27,045.01 = 12,047.54 : x
  2. Step 2: Convert to fraction form
    19,594.75/27,045.01 = 12,047.54/x
  3. Step 3: Cross multiply
    19,594.75x = 27,045.01 × 12,047.54
  4. Step 4: Simplify right side
    19,594.75x = 325,825,821.03
  5. Step 5: Solve for x
    x = 325,825,821.03/19,594.75
  6. Step 6: Final answer
    x = 16,628.22

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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.