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Finding the Fourth Proportional to 106,625.60, 159,861.60 and 59,892.80

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Solution

The fourth proportional to 106,625.60, 159,861.60 and 59,892.80 is: 89,796.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,625.60 : 159,861.60 = 59,892.80 : x
  2. Step 2: Convert to fraction form
    106,625.60/159,861.60 = 59,892.80/x
  3. Step 3: Cross multiply
    106,625.60x = 159,861.60 × 59,892.80
  4. Step 4: Simplify right side
    106,625.60x = 9,574,558,836.48
  5. Step 5: Solve for x
    x = 9,574,558,836.48/106,625.60
  6. Step 6: Final answer
    x = 89,796.06

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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.