Home / 166,105.42-229,153.57-101,577.48

Finding the Fourth Proportional to 166,105.42, 229,153.57 and 101,577.48

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Solution

The fourth proportional to 166,105.42, 229,153.57 and 101,577.48 is: 140,132.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,105.42 : 229,153.57 = 101,577.48 : x
  2. Step 2: Convert to fraction form
    166,105.42/229,153.57 = 101,577.48/x
  3. Step 3: Cross multiply
    166,105.42x = 229,153.57 × 101,577.48
  4. Step 4: Simplify right side
    166,105.42x = 23,276,841,027.84
  5. Step 5: Solve for x
    x = 23,276,841,027.84/166,105.42
  6. Step 6: Final answer
    x = 140,132.95

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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.