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Finding the Fourth Proportional to 104,484.34, 144,183.96 and 59,164.80

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Solution

The fourth proportional to 104,484.34, 144,183.96 and 59,164.80 is: 81,644.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,484.34 : 144,183.96 = 59,164.80 : x
  2. Step 2: Convert to fraction form
    104,484.34/144,183.96 = 59,164.80/x
  3. Step 3: Cross multiply
    104,484.34x = 144,183.96 × 59,164.80
  4. Step 4: Simplify right side
    104,484.34x = 8,530,615,156.61
  5. Step 5: Solve for x
    x = 8,530,615,156.61/104,484.34
  6. Step 6: Final answer
    x = 81,644.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.