Home / 230,966.90-346,565.55-131,203.70

Finding the Fourth Proportional to 230,966.90, 346,565.55 and 131,203.70

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Solution

The fourth proportional to 230,966.90, 346,565.55 and 131,203.70 is: 196,870.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,966.90 : 346,565.55 = 131,203.70 : x
  2. Step 2: Convert to fraction form
    230,966.90/346,565.55 = 131,203.70/x
  3. Step 3: Cross multiply
    230,966.90x = 346,565.55 × 131,203.70
  4. Step 4: Simplify right side
    230,966.90x = 45,470,682,452.54
  5. Step 5: Solve for x
    x = 45,470,682,452.54/230,966.90
  6. Step 6: Final answer
    x = 196,870.99

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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.