Home / 72,205.02-108,267.49-29,540.39

Finding the Fourth Proportional to 72,205.02, 108,267.49 and 29,540.39

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Solution

The fourth proportional to 72,205.02, 108,267.49 and 29,540.39 is: 44,294.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,205.02 : 108,267.49 = 29,540.39 : x
  2. Step 2: Convert to fraction form
    72,205.02/108,267.49 = 29,540.39/x
  3. Step 3: Cross multiply
    72,205.02x = 108,267.49 × 29,540.39
  4. Step 4: Simplify right side
    72,205.02x = 3,198,264,186.52
  5. Step 5: Solve for x
    x = 3,198,264,186.52/72,205.02
  6. Step 6: Final answer
    x = 44,294.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.