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Finding the Fourth Proportional to 230,951.00, 318,642.63 and 134,136.15

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Solution

The fourth proportional to 230,951.00, 318,642.63 and 134,136.15 is: 185,067.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,951.00 : 318,642.63 = 134,136.15 : x
  2. Step 2: Convert to fraction form
    230,951.00/318,642.63 = 134,136.15/x
  3. Step 3: Cross multiply
    230,951.00x = 318,642.63 × 134,136.15
  4. Step 4: Simplify right side
    230,951.00x = 42,741,496,840.29
  5. Step 5: Solve for x
    x = 42,741,496,840.29/230,951.00
  6. Step 6: Final answer
    x = 185,067.38

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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.