Home / 230,829.90-346,291.65-131,037.90

Finding the Fourth Proportional to 230,829.90, 346,291.65 and 131,037.90

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Solution

The fourth proportional to 230,829.90, 346,291.65 and 131,037.90 is: 196,583.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,829.90 : 346,291.65 = 131,037.90 : x
  2. Step 2: Convert to fraction form
    230,829.90/346,291.65 = 131,037.90/x
  3. Step 3: Cross multiply
    230,829.90x = 346,291.65 × 131,037.90
  4. Step 4: Simplify right side
    230,829.90x = 45,377,330,603.54
  5. Step 5: Solve for x
    x = 45,377,330,603.54/230,829.90
  6. Step 6: Final answer
    x = 196,583.42

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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.