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Finding the Fourth Proportional to 44,806.80, 67,145.40 and 19,826.40

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Solution

The fourth proportional to 44,806.80, 67,145.40 and 19,826.40 is: 29,710.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,806.80 : 67,145.40 = 19,826.40 : x
  2. Step 2: Convert to fraction form
    44,806.80/67,145.40 = 19,826.40/x
  3. Step 3: Cross multiply
    44,806.80x = 67,145.40 × 19,826.40
  4. Step 4: Simplify right side
    44,806.80x = 1,331,251,558.56
  5. Step 5: Solve for x
    x = 1,331,251,558.56/44,806.80
  6. Step 6: Final answer
    x = 29,710.93

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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.