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Finding the Fourth Proportional to 65,174.94, 97,611.39 and 55,583.10

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Solution

The fourth proportional to 65,174.94, 97,611.39 and 55,583.10 is: 83,245.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,174.94 : 97,611.39 = 55,583.10 : x
  2. Step 2: Convert to fraction form
    65,174.94/97,611.39 = 55,583.10/x
  3. Step 3: Cross multiply
    65,174.94x = 97,611.39 × 55,583.10
  4. Step 4: Simplify right side
    65,174.94x = 5,425,543,651.51
  5. Step 5: Solve for x
    x = 5,425,543,651.51/65,174.94
  6. Step 6: Final answer
    x = 83,245.86

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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.