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Finding the Fourth Proportional to 17,572.55, 26,353.96 and 8,805.11

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Solution

The fourth proportional to 17,572.55, 26,353.96 and 8,805.11 is: 13,205.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,572.55 : 26,353.96 = 8,805.11 : x
  2. Step 2: Convert to fraction form
    17,572.55/26,353.96 = 8,805.11/x
  3. Step 3: Cross multiply
    17,572.55x = 26,353.96 × 8,805.11
  4. Step 4: Simplify right side
    17,572.55x = 232,049,362.95
  5. Step 5: Solve for x
    x = 232,049,362.95/17,572.55
  6. Step 6: Final answer
    x = 13,205.22

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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.