Home / 53,494.10-73,821.86-29,620.79

Finding the Fourth Proportional to 53,494.10, 73,821.86 and 29,620.79

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Solution

The fourth proportional to 53,494.10, 73,821.86 and 29,620.79 is: 40,876.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,494.10 : 73,821.86 = 29,620.79 : x
  2. Step 2: Convert to fraction form
    53,494.10/73,821.86 = 29,620.79/x
  3. Step 3: Cross multiply
    53,494.10x = 73,821.86 × 29,620.79
  4. Step 4: Simplify right side
    53,494.10x = 2,186,661,849.78
  5. Step 5: Solve for x
    x = 2,186,661,849.78/53,494.10
  6. Step 6: Final answer
    x = 40,876.69

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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.