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Finding the Fourth Proportional to 188,471.34, 260,105.31 and 107,924.22

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Solution

The fourth proportional to 188,471.34, 260,105.31 and 107,924.22 is: 148,943.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,471.34 : 260,105.31 = 107,924.22 : x
  2. Step 2: Convert to fraction form
    188,471.34/260,105.31 = 107,924.22/x
  3. Step 3: Cross multiply
    188,471.34x = 260,105.31 × 107,924.22
  4. Step 4: Simplify right side
    188,471.34x = 28,071,662,699.61
  5. Step 5: Solve for x
    x = 28,071,662,699.61/188,471.34
  6. Step 6: Final answer
    x = 148,943.93

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