Home / 52,205.72-72,043.71-29,542.49

Finding the Fourth Proportional to 52,205.72, 72,043.71 and 29,542.49

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Solution

The fourth proportional to 52,205.72, 72,043.71 and 29,542.49 is: 40,768.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,205.72 : 72,043.71 = 29,542.49 : x
  2. Step 2: Convert to fraction form
    52,205.72/72,043.71 = 29,542.49/x
  3. Step 3: Cross multiply
    52,205.72x = 72,043.71 × 29,542.49
  4. Step 4: Simplify right side
    52,205.72x = 2,128,350,582.24
  5. Step 5: Solve for x
    x = 2,128,350,582.24/52,205.72
  6. Step 6: Final answer
    x = 40,768.53

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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.