Home / 96,179.45-132,764.66-86,090.09

Finding the Fourth Proportional to 96,179.45, 132,764.66 and 86,090.09

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Solution

The fourth proportional to 96,179.45, 132,764.66 and 86,090.09 is: 118,837.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,179.45 : 132,764.66 = 86,090.09 : x
  2. Step 2: Convert to fraction form
    96,179.45/132,764.66 = 86,090.09/x
  3. Step 3: Cross multiply
    96,179.45x = 132,764.66 × 86,090.09
  4. Step 4: Simplify right side
    96,179.45x = 11,429,720,433.95
  5. Step 5: Solve for x
    x = 11,429,720,433.95/96,179.45
  6. Step 6: Final answer
    x = 118,837.45

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1.5x scale

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.