Home / 108,110.25-162,239.19-37,989.54

Finding the Fourth Proportional to 108,110.25, 162,239.19 and 37,989.54

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Solution

The fourth proportional to 108,110.25, 162,239.19 and 37,989.54 is: 57,010.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,110.25 : 162,239.19 = 37,989.54 : x
  2. Step 2: Convert to fraction form
    108,110.25/162,239.19 = 37,989.54/x
  3. Step 3: Cross multiply
    108,110.25x = 162,239.19 × 37,989.54
  4. Step 4: Simplify right side
    108,110.25x = 6,163,392,198.07
  5. Step 5: Solve for x
    x = 6,163,392,198.07/108,110.25
  6. Step 6: Final answer
    x = 57,010.25

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1.5x scale

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.