Home / 263,878.21-364,146.06-149,141.58

Finding the Fourth Proportional to 263,878.21, 364,146.06 and 149,141.58

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Solution

The fourth proportional to 263,878.21, 364,146.06 and 149,141.58 is: 205,812.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,878.21 : 364,146.06 = 149,141.58 : x
  2. Step 2: Convert to fraction form
    263,878.21/364,146.06 = 149,141.58/x
  3. Step 3: Cross multiply
    263,878.21x = 364,146.06 × 149,141.58
  4. Step 4: Simplify right side
    263,878.21x = 54,309,317,698.69
  5. Step 5: Solve for x
    x = 54,309,317,698.69/263,878.21
  6. Step 6: Final answer
    x = 205,812.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.