Home / 83,324.40-124,985.98-33,403.77

Finding the Fourth Proportional to 83,324.40, 124,985.98 and 33,403.77

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Solution

The fourth proportional to 83,324.40, 124,985.98 and 33,403.77 is: 50,105.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,324.40 : 124,985.98 = 33,403.77 : x
  2. Step 2: Convert to fraction form
    83,324.40/124,985.98 = 33,403.77/x
  3. Step 3: Cross multiply
    83,324.40x = 124,985.98 × 33,403.77
  4. Step 4: Simplify right side
    83,324.40x = 4,175,002,929.14
  5. Step 5: Solve for x
    x = 4,175,002,929.14/83,324.40
  6. Step 6: Final answer
    x = 50,105.41

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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.