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Finding the Fourth Proportional to 93,962.66, 140,964.72 and 27,408.00

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Solution

The fourth proportional to 93,962.66, 140,964.72 and 27,408.00 is: 41,118.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,962.66 : 140,964.72 = 27,408.00 : x
  2. Step 2: Convert to fraction form
    93,962.66/140,964.72 = 27,408.00/x
  3. Step 3: Cross multiply
    93,962.66x = 140,964.72 × 27,408.00
  4. Step 4: Simplify right side
    93,962.66x = 3,863,560,832.84
  5. Step 5: Solve for x
    x = 3,863,560,832.84/93,962.66
  6. Step 6: Final answer
    x = 41,118.04

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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.