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Finding the Fourth Proportional to 29,250.80, 43,847.40 and 14,447.60

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Solution

The fourth proportional to 29,250.80, 43,847.40 and 14,447.60 is: 21,657.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,250.80 : 43,847.40 = 14,447.60 : x
  2. Step 2: Convert to fraction form
    29,250.80/43,847.40 = 14,447.60/x
  3. Step 3: Cross multiply
    29,250.80x = 43,847.40 × 14,447.60
  4. Step 4: Simplify right side
    29,250.80x = 633,489,696.24
  5. Step 5: Solve for x
    x = 633,489,696.24/29,250.80
  6. Step 6: Final answer
    x = 21,657.18

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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.