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Finding the Fourth Proportional to 53,240.66, 79,843.70 and 17,692.44

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Solution

The fourth proportional to 53,240.66, 79,843.70 and 17,692.44 is: 26,532.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,240.66 : 79,843.70 = 17,692.44 : x
  2. Step 2: Convert to fraction form
    53,240.66/79,843.70 = 17,692.44/x
  3. Step 3: Cross multiply
    53,240.66x = 79,843.70 × 17,692.44
  4. Step 4: Simplify right side
    53,240.66x = 1,412,629,871.63
  5. Step 5: Solve for x
    x = 1,412,629,871.63/53,240.66
  6. Step 6: Final answer
    x = 26,532.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.