Home / 39,672.33-54,698.00-29,043.51

Finding the Fourth Proportional to 39,672.33, 54,698.00 and 29,043.51

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Solution

The fourth proportional to 39,672.33, 54,698.00 and 29,043.51 is: 40,043.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,672.33 : 54,698.00 = 29,043.51 : x
  2. Step 2: Convert to fraction form
    39,672.33/54,698.00 = 29,043.51/x
  3. Step 3: Cross multiply
    39,672.33x = 54,698.00 × 29,043.51
  4. Step 4: Simplify right side
    39,672.33x = 1,588,621,764.76
  5. Step 5: Solve for x
    x = 1,588,621,764.76/39,672.33
  6. Step 6: Final answer
    x = 40,043.57

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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.