Home / 231,045.70-346,568.55-131,167.30

Finding the Fourth Proportional to 231,045.70, 346,568.55 and 131,167.30

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Solution

The fourth proportional to 231,045.70, 346,568.55 and 131,167.30 is: 196,750.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,045.70 : 346,568.55 = 131,167.30 : x
  2. Step 2: Convert to fraction form
    231,045.70/346,568.55 = 131,167.30/x
  3. Step 3: Cross multiply
    231,045.70x = 346,568.55 × 131,167.30
  4. Step 4: Simplify right side
    231,045.70x = 45,458,460,968.42
  5. Step 5: Solve for x
    x = 45,458,460,968.42/231,045.70
  6. Step 6: Final answer
    x = 196,750.95

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1.5x scale

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.