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Finding the Fourth Proportional to 27,364.44, 37,762.84 and 14,789.20

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Solution

The fourth proportional to 27,364.44, 37,762.84 and 14,789.20 is: 20,409.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.44 : 37,762.84 = 14,789.20 : x
  2. Step 2: Convert to fraction form
    27,364.44/37,762.84 = 14,789.20/x
  3. Step 3: Cross multiply
    27,364.44x = 37,762.84 × 14,789.20
  4. Step 4: Simplify right side
    27,364.44x = 558,482,193.33
  5. Step 5: Solve for x
    x = 558,482,193.33/27,364.44
  6. Step 6: Final answer
    x = 20,409.05

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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.