Home / 230,835.60-346,253.40-131,302.80

Finding the Fourth Proportional to 230,835.60, 346,253.40 and 131,302.80

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Solution

The fourth proportional to 230,835.60, 346,253.40 and 131,302.80 is: 196,954.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,835.60 : 346,253.40 = 131,302.80 : x
  2. Step 2: Convert to fraction form
    230,835.60/346,253.40 = 131,302.80/x
  3. Step 3: Cross multiply
    230,835.60x = 346,253.40 × 131,302.80
  4. Step 4: Simplify right side
    230,835.60x = 45,464,040,929.52
  5. Step 5: Solve for x
    x = 45,464,040,929.52/230,835.60
  6. Step 6: Final answer
    x = 196,954.20

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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.