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Finding the Fourth Proportional to 17,453.60, 26,168.88 and 7,054.88

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Solution

The fourth proportional to 17,453.60, 26,168.88 and 7,054.88 is: 10,577.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,453.60 : 26,168.88 = 7,054.88 : x
  2. Step 2: Convert to fraction form
    17,453.60/26,168.88 = 7,054.88/x
  3. Step 3: Cross multiply
    17,453.60x = 26,168.88 × 7,054.88
  4. Step 4: Simplify right side
    17,453.60x = 184,618,308.13
  5. Step 5: Solve for x
    x = 184,618,308.13/17,453.60
  6. Step 6: Final answer
    x = 10,577.66

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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.