Home / 108,256.26-162,380.73-38,133.75

Finding the Fourth Proportional to 108,256.26, 162,380.73 and 38,133.75

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Solution

The fourth proportional to 108,256.26, 162,380.73 and 38,133.75 is: 57,199.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,256.26 : 162,380.73 = 38,133.75 : x
  2. Step 2: Convert to fraction form
    108,256.26/162,380.73 = 38,133.75/x
  3. Step 3: Cross multiply
    108,256.26x = 162,380.73 × 38,133.75
  4. Step 4: Simplify right side
    108,256.26x = 6,192,186,162.64
  5. Step 5: Solve for x
    x = 6,192,186,162.64/108,256.26
  6. Step 6: Final answer
    x = 57,199.34

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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.