Home / 121,528.44-182,334.60-50,489.24

Finding the Fourth Proportional to 121,528.44, 182,334.60 and 50,489.24

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Solution

The fourth proportional to 121,528.44, 182,334.60 and 50,489.24 is: 75,751.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,528.44 : 182,334.60 = 50,489.24 : x
  2. Step 2: Convert to fraction form
    121,528.44/182,334.60 = 50,489.24/x
  3. Step 3: Cross multiply
    121,528.44x = 182,334.60 × 50,489.24
  4. Step 4: Simplify right side
    121,528.44x = 9,205,935,379.70
  5. Step 5: Solve for x
    x = 9,205,935,379.70/121,528.44
  6. Step 6: Final answer
    x = 75,751.28

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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.