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Finding the Fourth Proportional to 230,853.90, 346,280.85 and 125,877.90

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Solution

The fourth proportional to 230,853.90, 346,280.85 and 125,877.90 is: 188,816.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,853.90 : 346,280.85 = 125,877.90 : x
  2. Step 2: Convert to fraction form
    230,853.90/346,280.85 = 125,877.90/x
  3. Step 3: Cross multiply
    230,853.90x = 346,280.85 × 125,877.90
  4. Step 4: Simplify right side
    230,853.90x = 43,589,106,208.22
  5. Step 5: Solve for x
    x = 43,589,106,208.22/230,853.90
  6. Step 6: Final answer
    x = 188,816.85

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.