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Finding the Fourth Proportional to 68,392.40, 102,612.29 and 24,025.46

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Solution

The fourth proportional to 68,392.40, 102,612.29 and 24,025.46 is: 36,046.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,392.40 : 102,612.29 = 24,025.46 : x
  2. Step 2: Convert to fraction form
    68,392.40/102,612.29 = 24,025.46/x
  3. Step 3: Cross multiply
    68,392.40x = 102,612.29 × 24,025.46
  4. Step 4: Simplify right side
    68,392.40x = 2,465,306,835.71
  5. Step 5: Solve for x
    x = 2,465,306,835.71/68,392.40
  6. Step 6: Final answer
    x = 36,046.51

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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.