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Finding the Fourth Proportional to 27,369.60, 37,769.92 and 14,794.24

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Solution

The fourth proportional to 27,369.60, 37,769.92 and 14,794.24 is: 20,415.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,369.60 : 37,769.92 = 14,794.24 : x
  2. Step 2: Convert to fraction form
    27,369.60/37,769.92 = 14,794.24/x
  3. Step 3: Cross multiply
    27,369.60x = 37,769.92 × 14,794.24
  4. Step 4: Simplify right side
    27,369.60x = 558,777,261.26
  5. Step 5: Solve for x
    x = 558,777,261.26/27,369.60
  6. Step 6: Final answer
    x = 20,415.98

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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.