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Finding the Fourth Proportional to 223,468.83, 308,388.19 and 131,592.10

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Solution

The fourth proportional to 223,468.83, 308,388.19 and 131,592.10 is: 181,597.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,468.83 : 308,388.19 = 131,592.10 : x
  2. Step 2: Convert to fraction form
    223,468.83/308,388.19 = 131,592.10/x
  3. Step 3: Cross multiply
    223,468.83x = 308,388.19 × 131,592.10
  4. Step 4: Simplify right side
    223,468.83x = 40,581,449,537.30
  5. Step 5: Solve for x
    x = 40,581,449,537.30/223,468.83
  6. Step 6: Final answer
    x = 181,597.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.