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Finding the Fourth Proportional to 51,002.46, 70,363.21 and 29,488.23

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Solution

The fourth proportional to 51,002.46, 70,363.21 and 29,488.23 is: 40,682.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,002.46 : 70,363.21 = 29,488.23 : x
  2. Step 2: Convert to fraction form
    51,002.46/70,363.21 = 29,488.23/x
  3. Step 3: Cross multiply
    51,002.46x = 70,363.21 × 29,488.23
  4. Step 4: Simplify right side
    51,002.46x = 2,074,886,520.02
  5. Step 5: Solve for x
    x = 2,074,886,520.02/51,002.46
  6. Step 6: Final answer
    x = 40,682.09

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