Home / 53,383.20-73,666.56-29,509.44

Finding the Fourth Proportional to 53,383.20, 73,666.56 and 29,509.44

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Solution

The fourth proportional to 53,383.20, 73,666.56 and 29,509.44 is: 40,721.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,383.20 : 73,666.56 = 29,509.44 : x
  2. Step 2: Convert to fraction form
    53,383.20/73,666.56 = 29,509.44/x
  3. Step 3: Cross multiply
    53,383.20x = 73,666.56 × 29,509.44
  4. Step 4: Simplify right side
    53,383.20x = 2,173,858,932.33
  5. Step 5: Solve for x
    x = 2,173,858,932.33/53,383.20
  6. Step 6: Final answer
    x = 40,721.78

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1.5x scale

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.