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Finding the Fourth Proportional to 17,692.90, 24,352.05 and 16,672.30

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Solution

The fourth proportional to 17,692.90, 24,352.05 and 16,672.30 is: 22,947.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,692.90 : 24,352.05 = 16,672.30 : x
  2. Step 2: Convert to fraction form
    17,692.90/24,352.05 = 16,672.30/x
  3. Step 3: Cross multiply
    17,692.90x = 24,352.05 × 16,672.30
  4. Step 4: Simplify right side
    17,692.90x = 406,004,683.22
  5. Step 5: Solve for x
    x = 406,004,683.22/17,692.90
  6. Step 6: Final answer
    x = 22,947.32

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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.