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Finding the Fourth Proportional to 27,503.64, 37,954.44 and 14,928.39

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Solution

The fourth proportional to 27,503.64, 37,954.44 and 14,928.39 is: 20,600.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,503.64 : 37,954.44 = 14,928.39 : x
  2. Step 2: Convert to fraction form
    27,503.64/37,954.44 = 14,928.39/x
  3. Step 3: Cross multiply
    27,503.64x = 37,954.44 × 14,928.39
  4. Step 4: Simplify right side
    27,503.64x = 566,598,682.55
  5. Step 5: Solve for x
    x = 566,598,682.55/27,503.64
  6. Step 6: Final answer
    x = 20,600.86

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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.