Home / 94,995.20-131,090.96-54,708.08

Finding the Fourth Proportional to 94,995.20, 131,090.96 and 54,708.08

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Solution

The fourth proportional to 94,995.20, 131,090.96 and 54,708.08 is: 75,495.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,995.20 : 131,090.96 = 54,708.08 : x
  2. Step 2: Convert to fraction form
    94,995.20/131,090.96 = 54,708.08/x
  3. Step 3: Cross multiply
    94,995.20x = 131,090.96 × 54,708.08
  4. Step 4: Simplify right side
    94,995.20x = 7,171,734,726.96
  5. Step 5: Solve for x
    x = 7,171,734,726.96/94,995.20
  6. Step 6: Final answer
    x = 75,495.76

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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.