Home / 54,900.60-82,350.66-13,347.72

Finding the Fourth Proportional to 54,900.60, 82,350.66 and 13,347.72

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Solution

The fourth proportional to 54,900.60, 82,350.66 and 13,347.72 is: 20,021.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,900.60 : 82,350.66 = 13,347.72 : x
  2. Step 2: Convert to fraction form
    54,900.60/82,350.66 = 13,347.72/x
  3. Step 3: Cross multiply
    54,900.60x = 82,350.66 × 13,347.72
  4. Step 4: Simplify right side
    54,900.60x = 1,099,193,551.50
  5. Step 5: Solve for x
    x = 1,099,193,551.50/54,900.60
  6. Step 6: Final answer
    x = 20,021.52

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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.