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Finding the Fourth Proportional to 68,384.89, 102,623.15 and 24,011.79

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Solution

The fourth proportional to 68,384.89, 102,623.15 and 24,011.79 is: 36,033.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,384.89 : 102,623.15 = 24,011.79 : x
  2. Step 2: Convert to fraction form
    68,384.89/102,623.15 = 24,011.79/x
  3. Step 3: Cross multiply
    68,384.89x = 102,623.15 × 24,011.79
  4. Step 4: Simplify right side
    68,384.89x = 2,464,165,526.94
  5. Step 5: Solve for x
    x = 2,464,165,526.94/68,384.89
  6. Step 6: Final answer
    x = 36,033.77

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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.