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Finding the Fourth Proportional to 43,662.60, 60,261.63 and 25,761.99

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Solution

The fourth proportional to 43,662.60, 60,261.63 and 25,761.99 is: 35,555.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,662.60 : 60,261.63 = 25,761.99 : x
  2. Step 2: Convert to fraction form
    43,662.60/60,261.63 = 25,761.99/x
  3. Step 3: Cross multiply
    43,662.60x = 60,261.63 × 25,761.99
  4. Step 4: Simplify right side
    43,662.60x = 1,552,459,509.44
  5. Step 5: Solve for x
    x = 1,552,459,509.44/43,662.60
  6. Step 6: Final answer
    x = 35,555.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.