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Finding the Fourth Proportional to 55,201.60, 82,806.90 and 23,611.90

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Solution

The fourth proportional to 55,201.60, 82,806.90 and 23,611.90 is: 35,419.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,201.60 : 82,806.90 = 23,611.90 : x
  2. Step 2: Convert to fraction form
    55,201.60/82,806.90 = 23,611.90/x
  3. Step 3: Cross multiply
    55,201.60x = 82,806.90 × 23,611.90
  4. Step 4: Simplify right side
    55,201.60x = 1,955,228,242.11
  5. Step 5: Solve for x
    x = 1,955,228,242.11/55,201.60
  6. Step 6: Final answer
    x = 35,419.77

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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.