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Finding the Fourth Proportional to 194,114.66, 291,171.99 and 88,933.64

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Solution

The fourth proportional to 194,114.66, 291,171.99 and 88,933.64 is: 133,400.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,114.66 : 291,171.99 = 88,933.64 : x
  2. Step 2: Convert to fraction form
    194,114.66/291,171.99 = 88,933.64/x
  3. Step 3: Cross multiply
    194,114.66x = 291,171.99 × 88,933.64
  4. Step 4: Simplify right side
    194,114.66x = 25,894,983,480.88
  5. Step 5: Solve for x
    x = 25,894,983,480.88/194,114.66
  6. Step 6: Final answer
    x = 133,400.46

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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.