Home / 263,779.58-364,033.68-149,018.42

Finding the Fourth Proportional to 263,779.58, 364,033.68 and 149,018.42

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Solution

The fourth proportional to 263,779.58, 364,033.68 and 149,018.42 is: 205,655.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,779.58 : 364,033.68 = 149,018.42 : x
  2. Step 2: Convert to fraction form
    263,779.58/364,033.68 = 149,018.42/x
  3. Step 3: Cross multiply
    263,779.58x = 364,033.68 × 149,018.42
  4. Step 4: Simplify right side
    263,779.58x = 54,247,723,820.39
  5. Step 5: Solve for x
    x = 54,247,723,820.39/263,779.58
  6. Step 6: Final answer
    x = 205,655.51

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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.