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Finding the Fourth Proportional to 183,808.32, 275,711.46 and 71,566.62

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Solution

The fourth proportional to 183,808.32, 275,711.46 and 71,566.62 is: 107,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,808.32 : 275,711.46 = 71,566.62 : x
  2. Step 2: Convert to fraction form
    183,808.32/275,711.46 = 71,566.62/x
  3. Step 3: Cross multiply
    183,808.32x = 275,711.46 × 71,566.62
  4. Step 4: Simplify right side
    183,808.32x = 19,731,737,287.47
  5. Step 5: Solve for x
    x = 19,731,737,287.47/183,808.32
  6. Step 6: Final answer
    x = 107,349.53

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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.