Home / 263,913.12-364,184.64-156,493.44

Finding the Fourth Proportional to 263,913.12, 364,184.64 and 156,493.44

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Solution

The fourth proportional to 263,913.12, 364,184.64 and 156,493.44 is: 215,951.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,913.12 : 364,184.64 = 156,493.44 : x
  2. Step 2: Convert to fraction form
    263,913.12/364,184.64 = 156,493.44/x
  3. Step 3: Cross multiply
    263,913.12x = 364,184.64 × 156,493.44
  4. Step 4: Simplify right side
    263,913.12x = 56,992,507,108.76
  5. Step 5: Solve for x
    x = 56,992,507,108.76/263,913.12
  6. Step 6: Final answer
    x = 215,951.78

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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.