Home / 108,108.33-162,262.14-54,837.69

Finding the Fourth Proportional to 108,108.33, 162,262.14 and 54,837.69

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Solution

The fourth proportional to 108,108.33, 162,262.14 and 54,837.69 is: 82,307.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,108.33 : 162,262.14 = 54,837.69 : x
  2. Step 2: Convert to fraction form
    108,108.33/162,262.14 = 54,837.69/x
  3. Step 3: Cross multiply
    108,108.33x = 162,262.14 × 54,837.69
  4. Step 4: Simplify right side
    108,108.33x = 8,898,080,932.06
  5. Step 5: Solve for x
    x = 8,898,080,932.06/108,108.33
  6. Step 6: Final answer
    x = 82,307.08

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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.