Home / 231,302.20-346,580.70-131,164.60

Finding the Fourth Proportional to 231,302.20, 346,580.70 and 131,164.60

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Solution

The fourth proportional to 231,302.20, 346,580.70 and 131,164.60 is: 196,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,302.20 : 346,580.70 = 131,164.60 : x
  2. Step 2: Convert to fraction form
    231,302.20/346,580.70 = 131,164.60/x
  3. Step 3: Cross multiply
    231,302.20x = 346,580.70 × 131,164.60
  4. Step 4: Simplify right side
    231,302.20x = 45,459,118,883.22
  5. Step 5: Solve for x
    x = 45,459,118,883.22/231,302.20
  6. Step 6: Final answer
    x = 196,535.61

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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.