Home / 231,131.49-346,105.29-159,955.58

Finding the Fourth Proportional to 231,131.49, 346,105.29 and 159,955.58

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Solution

The fourth proportional to 231,131.49, 346,105.29 and 159,955.58 is: 239,523.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,131.49 : 346,105.29 = 159,955.58 : x
  2. Step 2: Convert to fraction form
    231,131.49/346,105.29 = 159,955.58/x
  3. Step 3: Cross multiply
    231,131.49x = 346,105.29 × 159,955.58
  4. Step 4: Simplify right side
    231,131.49x = 55,361,472,403.02
  5. Step 5: Solve for x
    x = 55,361,472,403.02/231,131.49
  6. Step 6: Final answer
    x = 239,523.71

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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.