Home / 54,820.20-75,651.87-29,669.70

Finding the Fourth Proportional to 54,820.20, 75,651.87 and 29,669.70

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Solution

The fourth proportional to 54,820.20, 75,651.87 and 29,669.70 is: 40,944.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,820.20 : 75,651.87 = 29,669.70 : x
  2. Step 2: Convert to fraction form
    54,820.20/75,651.87 = 29,669.70/x
  3. Step 3: Cross multiply
    54,820.20x = 75,651.87 × 29,669.70
  4. Step 4: Simplify right side
    54,820.20x = 2,244,567,909.08
  5. Step 5: Solve for x
    x = 2,244,567,909.08/54,820.20
  6. Step 6: Final answer
    x = 40,944.18

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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.