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Finding the Fourth Proportional to 55,123.36, 82,684.74 and 20,063.02

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Solution

The fourth proportional to 55,123.36, 82,684.74 and 20,063.02 is: 30,094.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,123.36 : 82,684.74 = 20,063.02 : x
  2. Step 2: Convert to fraction form
    55,123.36/82,684.74 = 20,063.02/x
  3. Step 3: Cross multiply
    55,123.36x = 82,684.74 × 20,063.02
  4. Step 4: Simplify right side
    55,123.36x = 1,658,905,492.00
  5. Step 5: Solve for x
    x = 1,658,905,492.00/55,123.36
  6. Step 6: Final answer
    x = 30,094.42

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.