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Finding the Fourth Proportional to 40,591, 56,015.60 and 24,672.48

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Solution

The fourth proportional to 40,591, 56,015.60 and 24,672.48 is: 34,048.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,591 : 56,015.60 = 24,672.48 : x
  2. Step 2: Convert to fraction form
    40,591/56,015.60 = 24,672.48/x
  3. Step 3: Cross multiply
    40,591x = 56,015.60 × 24,672.48
  4. Step 4: Simplify right side
    40,591x = 1,382,043,770.69
  5. Step 5: Solve for x
    x = 1,382,043,770.69/40,591
  6. Step 6: Final answer
    x = 34,048.03

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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.