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Finding the Fourth Proportional to 17,165.84, 25,708.80 and 16,692.92

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Solution

The fourth proportional to 17,165.84, 25,708.80 and 16,692.92 is: 25,000.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,165.84 : 25,708.80 = 16,692.92 : x
  2. Step 2: Convert to fraction form
    17,165.84/25,708.80 = 16,692.92/x
  3. Step 3: Cross multiply
    17,165.84x = 25,708.80 × 16,692.92
  4. Step 4: Simplify right side
    17,165.84x = 429,154,941.70
  5. Step 5: Solve for x
    x = 429,154,941.70/17,165.84
  6. Step 6: Final answer
    x = 25,000.52

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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.