Home / 95,539.20-143,090.24-45,654.36

Finding the Fourth Proportional to 95,539.20, 143,090.24 and 45,654.36

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Solution

The fourth proportional to 95,539.20, 143,090.24 and 45,654.36 is: 68,377.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,539.20 : 143,090.24 = 45,654.36 : x
  2. Step 2: Convert to fraction form
    95,539.20/143,090.24 = 45,654.36/x
  3. Step 3: Cross multiply
    95,539.20x = 143,090.24 × 45,654.36
  4. Step 4: Simplify right side
    95,539.20x = 6,532,693,329.45
  5. Step 5: Solve for x
    x = 6,532,693,329.45/95,539.20
  6. Step 6: Final answer
    x = 68,377.10

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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.