Home / 166,544.37-229,833.05-91,091.25

Finding the Fourth Proportional to 166,544.37, 229,833.05 and 91,091.25

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Solution

The fourth proportional to 166,544.37, 229,833.05 and 91,091.25 is: 125,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,544.37 : 229,833.05 = 91,091.25 : x
  2. Step 2: Convert to fraction form
    166,544.37/229,833.05 = 91,091.25/x
  3. Step 3: Cross multiply
    166,544.37x = 229,833.05 × 91,091.25
  4. Step 4: Simplify right side
    166,544.37x = 20,935,779,360.36
  5. Step 5: Solve for x
    x = 20,935,779,360.36/166,544.37
  6. Step 6: Final answer
    x = 125,706.92

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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.