Home / 53,392.64-73,675.24-29,519.78

Finding the Fourth Proportional to 53,392.64, 73,675.24 and 29,519.78

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Solution

The fourth proportional to 53,392.64, 73,675.24 and 29,519.78 is: 40,733.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,392.64 : 73,675.24 = 29,519.78 : x
  2. Step 2: Convert to fraction form
    53,392.64/73,675.24 = 29,519.78/x
  3. Step 3: Cross multiply
    53,392.64x = 73,675.24 × 29,519.78
  4. Step 4: Simplify right side
    53,392.64x = 2,174,876,434.07
  5. Step 5: Solve for x
    x = 2,174,876,434.07/53,392.64
  6. Step 6: Final answer
    x = 40,733.64

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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.