Home / 83,403.33-125,142.63-41,325.45

Finding the Fourth Proportional to 83,403.33, 125,142.63 and 41,325.45

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Solution

The fourth proportional to 83,403.33, 125,142.63 and 41,325.45 is: 62,006.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,403.33 : 125,142.63 = 41,325.45 : x
  2. Step 2: Convert to fraction form
    83,403.33/125,142.63 = 41,325.45/x
  3. Step 3: Cross multiply
    83,403.33x = 125,142.63 × 41,325.45
  4. Step 4: Simplify right side
    83,403.33x = 5,171,575,498.93
  5. Step 5: Solve for x
    x = 5,171,575,498.93/83,403.33
  6. Step 6: Final answer
    x = 62,006.82

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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.