Home / 169,449.16-253,996.41-57,090.55

Finding the Fourth Proportional to 169,449.16, 253,996.41 and 57,090.55

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Solution

The fourth proportional to 169,449.16, 253,996.41 and 57,090.55 is: 85,576.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,449.16 : 253,996.41 = 57,090.55 : x
  2. Step 2: Convert to fraction form
    169,449.16/253,996.41 = 57,090.55/x
  3. Step 3: Cross multiply
    169,449.16x = 253,996.41 × 57,090.55
  4. Step 4: Simplify right side
    169,449.16x = 14,500,794,744.93
  5. Step 5: Solve for x
    x = 14,500,794,744.93/169,449.16
  6. Step 6: Final answer
    x = 85,576.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.