Home / 165,156.90-227,952.81-108,573.54

Finding the Fourth Proportional to 165,156.90, 227,952.81 and 108,573.54

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Solution

The fourth proportional to 165,156.90, 227,952.81 and 108,573.54 is: 149,855.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,156.90 : 227,952.81 = 108,573.54 : x
  2. Step 2: Convert to fraction form
    165,156.90/227,952.81 = 108,573.54/x
  3. Step 3: Cross multiply
    165,156.90x = 227,952.81 × 108,573.54
  4. Step 4: Simplify right side
    165,156.90x = 24,749,643,534.65
  5. Step 5: Solve for x
    x = 24,749,643,534.65/165,156.90
  6. Step 6: Final answer
    x = 149,855.34

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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.