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Finding the Fourth Proportional to 194,104.80, 291,058.74 and 88,833.60

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Solution

The fourth proportional to 194,104.80, 291,058.74 and 88,833.60 is: 133,205.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,104.80 : 291,058.74 = 88,833.60 : x
  2. Step 2: Convert to fraction form
    194,104.80/291,058.74 = 88,833.60/x
  3. Step 3: Cross multiply
    194,104.80x = 291,058.74 × 88,833.60
  4. Step 4: Simplify right side
    194,104.80x = 25,855,795,685.66
  5. Step 5: Solve for x
    x = 25,855,795,685.66/194,104.80
  6. Step 6: Final answer
    x = 133,205.34

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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.