Home / 234,985.96-324,286.32-127,555.66

Finding the Fourth Proportional to 234,985.96, 324,286.32 and 127,555.66

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Solution

The fourth proportional to 234,985.96, 324,286.32 and 127,555.66 is: 176,029.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,985.96 : 324,286.32 = 127,555.66 : x
  2. Step 2: Convert to fraction form
    234,985.96/324,286.32 = 127,555.66/x
  3. Step 3: Cross multiply
    234,985.96x = 324,286.32 × 127,555.66
  4. Step 4: Simplify right side
    234,985.96x = 41,364,555,576.57
  5. Step 5: Solve for x
    x = 41,364,555,576.57/234,985.96
  6. Step 6: Final answer
    x = 176,029.90

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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.