Home / 263,688.96-395,677.45-111,862.58

Finding the Fourth Proportional to 263,688.96, 395,677.45 and 111,862.58

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Solution

The fourth proportional to 263,688.96, 395,677.45 and 111,862.58 is: 167,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,688.96 : 395,677.45 = 111,862.58 : x
  2. Step 2: Convert to fraction form
    263,688.96/395,677.45 = 111,862.58/x
  3. Step 3: Cross multiply
    263,688.96x = 395,677.45 × 111,862.58
  4. Step 4: Simplify right side
    263,688.96x = 44,261,500,404.82
  5. Step 5: Solve for x
    x = 44,261,500,404.82/263,688.96
  6. Step 6: Final answer
    x = 167,854.96

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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.