Home / 166,849.17-250,221.45-54,503.79

Finding the Fourth Proportional to 166,849.17, 250,221.45 and 54,503.79

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Solution

The fourth proportional to 166,849.17, 250,221.45 and 54,503.79 is: 81,738.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,849.17 : 250,221.45 = 54,503.79 : x
  2. Step 2: Convert to fraction form
    166,849.17/250,221.45 = 54,503.79/x
  3. Step 3: Cross multiply
    166,849.17x = 250,221.45 × 54,503.79
  4. Step 4: Simplify right side
    166,849.17x = 13,638,017,364.30
  5. Step 5: Solve for x
    x = 13,638,017,364.30/166,849.17
  6. Step 6: Final answer
    x = 81,738.60

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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.