Home / 231,199.70-346,569.15-106,322.90

Finding the Fourth Proportional to 231,199.70, 346,569.15 and 106,322.90

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Solution

The fourth proportional to 231,199.70, 346,569.15 and 106,322.90 is: 159,378.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,199.70 : 346,569.15 = 106,322.90 : x
  2. Step 2: Convert to fraction form
    231,199.70/346,569.15 = 106,322.90/x
  3. Step 3: Cross multiply
    231,199.70x = 346,569.15 × 106,322.90
  4. Step 4: Simplify right side
    231,199.70x = 36,848,237,078.54
  5. Step 5: Solve for x
    x = 36,848,237,078.54/231,199.70
  6. Step 6: Final answer
    x = 159,378.39

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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.