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Finding the Fourth Proportional to 198,059.80, 297,068.62 and 55,901.56

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Solution

The fourth proportional to 198,059.80, 297,068.62 and 55,901.56 is: 83,846.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,059.80 : 297,068.62 = 55,901.56 : x
  2. Step 2: Convert to fraction form
    198,059.80/297,068.62 = 55,901.56/x
  3. Step 3: Cross multiply
    198,059.80x = 297,068.62 × 55,901.56
  4. Step 4: Simplify right side
    198,059.80x = 16,606,599,285.05
  5. Step 5: Solve for x
    x = 16,606,599,285.05/198,059.80
  6. Step 6: Final answer
    x = 83,846.39

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1.5x scale

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.