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Finding the Fourth Proportional to 64,466.60, 96,623.10 and 27,026.60

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Solution

The fourth proportional to 64,466.60, 96,623.10 and 27,026.60 is: 40,507.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,466.60 : 96,623.10 = 27,026.60 : x
  2. Step 2: Convert to fraction form
    64,466.60/96,623.10 = 27,026.60/x
  3. Step 3: Cross multiply
    64,466.60x = 96,623.10 × 27,026.60
  4. Step 4: Simplify right side
    64,466.60x = 2,611,393,874.46
  5. Step 5: Solve for x
    x = 2,611,393,874.46/64,466.60
  6. Step 6: Final answer
    x = 40,507.70

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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.