Home / 91,796.58-126,680.49-51,519.06

Finding the Fourth Proportional to 91,796.58, 126,680.49 and 51,519.06

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Solution

The fourth proportional to 91,796.58, 126,680.49 and 51,519.06 is: 71,096.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,796.58 : 126,680.49 = 51,519.06 : x
  2. Step 2: Convert to fraction form
    91,796.58/126,680.49 = 51,519.06/x
  3. Step 3: Cross multiply
    91,796.58x = 126,680.49 × 51,519.06
  4. Step 4: Simplify right side
    91,796.58x = 6,526,459,765.14
  5. Step 5: Solve for x
    x = 6,526,459,765.14/91,796.58
  6. Step 6: Final answer
    x = 71,096.98

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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.