Home / 53,509.09-73,839.30-29,634.34

Finding the Fourth Proportional to 53,509.09, 73,839.30 and 29,634.34

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Solution

The fourth proportional to 53,509.09, 73,839.30 and 29,634.34 is: 40,893.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,509.09 : 73,839.30 = 29,634.34 : x
  2. Step 2: Convert to fraction form
    53,509.09/73,839.30 = 29,634.34/x
  3. Step 3: Cross multiply
    53,509.09x = 73,839.30 × 29,634.34
  4. Step 4: Simplify right side
    53,509.09x = 2,188,178,921.56
  5. Step 5: Solve for x
    x = 2,188,178,921.56/53,509.09
  6. Step 6: Final answer
    x = 40,893.59

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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.