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Finding the Fourth Proportional to 237,992.80, 356,770.44 and 102,972.52

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Solution

The fourth proportional to 237,992.80, 356,770.44 and 102,972.52 is: 154,364.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,992.80 : 356,770.44 = 102,972.52 : x
  2. Step 2: Convert to fraction form
    237,992.80/356,770.44 = 102,972.52/x
  3. Step 3: Cross multiply
    237,992.80x = 356,770.44 × 102,972.52
  4. Step 4: Simplify right side
    237,992.80x = 36,737,551,268.31
  5. Step 5: Solve for x
    x = 36,737,551,268.31/237,992.80
  6. Step 6: Final answer
    x = 154,364.13

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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.