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Finding the Fourth Proportional to 30,250.52, 41,739.60 and 17,672.84

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Solution

The fourth proportional to 30,250.52, 41,739.60 and 17,672.84 is: 24,384.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,250.52 : 41,739.60 = 17,672.84 : x
  2. Step 2: Convert to fraction form
    30,250.52/41,739.60 = 17,672.84/x
  3. Step 3: Cross multiply
    30,250.52x = 41,739.60 × 17,672.84
  4. Step 4: Simplify right side
    30,250.52x = 737,657,272.46
  5. Step 5: Solve for x
    x = 737,657,272.46/30,250.52
  6. Step 6: Final answer
    x = 24,384.95

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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.