Home / 166,508.34-229,628.14-109,126.77

Finding the Fourth Proportional to 166,508.34, 229,628.14 and 109,126.77

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Solution

The fourth proportional to 166,508.34, 229,628.14 and 109,126.77 is: 150,494.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,508.34 : 229,628.14 = 109,126.77 : x
  2. Step 2: Convert to fraction form
    166,508.34/229,628.14 = 109,126.77/x
  3. Step 3: Cross multiply
    166,508.34x = 229,628.14 × 109,126.77
  4. Step 4: Simplify right side
    166,508.34x = 25,058,577,219.31
  5. Step 5: Solve for x
    x = 25,058,577,219.31/166,508.34
  6. Step 6: Final answer
    x = 150,494.43

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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.