Home / 54,744.23-82,090.81-28,441.91

Finding the Fourth Proportional to 54,744.23, 82,090.81 and 28,441.91

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Solution

The fourth proportional to 54,744.23, 82,090.81 and 28,441.91 is: 42,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,744.23 : 82,090.81 = 28,441.91 : x
  2. Step 2: Convert to fraction form
    54,744.23/82,090.81 = 28,441.91/x
  3. Step 3: Cross multiply
    54,744.23x = 82,090.81 × 28,441.91
  4. Step 4: Simplify right side
    54,744.23x = 2,334,819,429.85
  5. Step 5: Solve for x
    x = 2,334,819,429.85/54,744.23
  6. Step 6: Final answer
    x = 42,649.60

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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.