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Finding the Fourth Proportional to 15,692.54, 23,543.66 and 7,372.22

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Solution

The fourth proportional to 15,692.54, 23,543.66 and 7,372.22 is: 11,060.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,692.54 : 23,543.66 = 7,372.22 : x
  2. Step 2: Convert to fraction form
    15,692.54/23,543.66 = 7,372.22/x
  3. Step 3: Cross multiply
    15,692.54x = 23,543.66 × 7,372.22
  4. Step 4: Simplify right side
    15,692.54x = 173,568,941.84
  5. Step 5: Solve for x
    x = 173,568,941.84/15,692.54
  6. Step 6: Final answer
    x = 11,060.61

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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.