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Finding the Fourth Proportional to 103,496.70, 155,245.05 and 103,496.70

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Solution

The fourth proportional to 103,496.70, 155,245.05 and 103,496.70 is: 155,245.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,496.70 : 155,245.05 = 103,496.70 : x
  2. Step 2: Convert to fraction form
    103,496.70/155,245.05 = 103,496.70/x
  3. Step 3: Cross multiply
    103,496.70x = 155,245.05 × 103,496.70
  4. Step 4: Simplify right side
    103,496.70x = 16,067,350,366.34
  5. Step 5: Solve for x
    x = 16,067,350,366.34/103,496.70
  6. Step 6: Final answer
    x = 155,245.05

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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.