Home / 53,482.31-73,782.41-32,249.78

Finding the Fourth Proportional to 53,482.31, 73,782.41 and 32,249.78

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Solution

The fourth proportional to 53,482.31, 73,782.41 and 32,249.78 is: 44,490.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,482.31 : 73,782.41 = 32,249.78 : x
  2. Step 2: Convert to fraction form
    53,482.31/73,782.41 = 32,249.78/x
  3. Step 3: Cross multiply
    53,482.31x = 73,782.41 × 32,249.78
  4. Step 4: Simplify right side
    53,482.31x = 2,379,465,960.21
  5. Step 5: Solve for x
    x = 2,379,465,960.21/53,482.31
  6. Step 6: Final answer
    x = 44,490.71

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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.