Home / 86,180.33-129,391.56-44,090.60

Finding the Fourth Proportional to 86,180.33, 129,391.56 and 44,090.60

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Solution

The fourth proportional to 86,180.33, 129,391.56 and 44,090.60 is: 66,197.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,180.33 : 129,391.56 = 44,090.60 : x
  2. Step 2: Convert to fraction form
    86,180.33/129,391.56 = 44,090.60/x
  3. Step 3: Cross multiply
    86,180.33x = 129,391.56 × 44,090.60
  4. Step 4: Simplify right side
    86,180.33x = 5,704,950,868.38
  5. Step 5: Solve for x
    x = 5,704,950,868.38/86,180.33
  6. Step 6: Final answer
    x = 66,197.83

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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.