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Finding the Fourth Proportional to 16,543.97, 24,795.63 and 7,647.26

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Solution

The fourth proportional to 16,543.97, 24,795.63 and 7,647.26 is: 11,461.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,543.97 : 24,795.63 = 7,647.26 : x
  2. Step 2: Convert to fraction form
    16,543.97/24,795.63 = 7,647.26/x
  3. Step 3: Cross multiply
    16,543.97x = 24,795.63 × 7,647.26
  4. Step 4: Simplify right side
    16,543.97x = 189,618,723.55
  5. Step 5: Solve for x
    x = 189,618,723.55/16,543.97
  6. Step 6: Final answer
    x = 11,461.50

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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.