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Finding the Fourth Proportional to 194,241.87, 291,042.05 and 88,828.47

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Solution

The fourth proportional to 194,241.87, 291,042.05 and 88,828.47 is: 133,096.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,241.87 : 291,042.05 = 88,828.47 : x
  2. Step 2: Convert to fraction form
    194,241.87/291,042.05 = 88,828.47/x
  3. Step 3: Cross multiply
    194,241.87x = 291,042.05 × 88,828.47
  4. Step 4: Simplify right side
    194,241.87x = 25,852,819,563.02
  5. Step 5: Solve for x
    x = 25,852,819,563.02/194,241.87
  6. Step 6: Final answer
    x = 133,096.02

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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.