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Finding the Fourth Proportional to 32,541.76, 44,891.44 and 21,912.94

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Solution

The fourth proportional to 32,541.76, 44,891.44 and 21,912.94 is: 30,228.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,541.76 : 44,891.44 = 21,912.94 : x
  2. Step 2: Convert to fraction form
    32,541.76/44,891.44 = 21,912.94/x
  3. Step 3: Cross multiply
    32,541.76x = 44,891.44 × 21,912.94
  4. Step 4: Simplify right side
    32,541.76x = 983,703,431.23
  5. Step 5: Solve for x
    x = 983,703,431.23/32,541.76
  6. Step 6: Final answer
    x = 30,228.96

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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.