Home / 132,997.25-183,536.12-85,250.57

Finding the Fourth Proportional to 132,997.25, 183,536.12 and 85,250.57

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Solution

The fourth proportional to 132,997.25, 183,536.12 and 85,250.57 is: 117,645.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,997.25 : 183,536.12 = 85,250.57 : x
  2. Step 2: Convert to fraction form
    132,997.25/183,536.12 = 85,250.57/x
  3. Step 3: Cross multiply
    132,997.25x = 183,536.12 × 85,250.57
  4. Step 4: Simplify right side
    132,997.25x = 15,646,557,501.66
  5. Step 5: Solve for x
    x = 15,646,557,501.66/132,997.25
  6. Step 6: Final answer
    x = 117,645.73

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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.