Home / 231,049.37-346,613.47-103,012.12

Finding the Fourth Proportional to 231,049.37, 346,613.47 and 103,012.12

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Solution

The fourth proportional to 231,049.37, 346,613.47 and 103,012.12 is: 154,535.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,049.37 : 346,613.47 = 103,012.12 : x
  2. Step 2: Convert to fraction form
    231,049.37/346,613.47 = 103,012.12/x
  3. Step 3: Cross multiply
    231,049.37x = 346,613.47 × 103,012.12
  4. Step 4: Simplify right side
    231,049.37x = 35,705,387,241.19
  5. Step 5: Solve for x
    x = 35,705,387,241.19/231,049.37
  6. Step 6: Final answer
    x = 154,535.75

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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.