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Finding the Fourth Proportional to 179,102.66, 268,644.27 and 54,433.94

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Solution

The fourth proportional to 179,102.66, 268,644.27 and 54,433.94 is: 81,647.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,102.66 : 268,644.27 = 54,433.94 : x
  2. Step 2: Convert to fraction form
    179,102.66/268,644.27 = 54,433.94/x
  3. Step 3: Cross multiply
    179,102.66x = 268,644.27 × 54,433.94
  4. Step 4: Simplify right side
    179,102.66x = 14,623,365,130.74
  5. Step 5: Solve for x
    x = 14,623,365,130.74/179,102.66
  6. Step 6: Final answer
    x = 81,647.95

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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.