Home / 78,583.95-108,455.07-44,134.33

Finding the Fourth Proportional to 78,583.95, 108,455.07 and 44,134.33

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Solution

The fourth proportional to 78,583.95, 108,455.07 and 44,134.33 is: 60,910.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,583.95 : 108,455.07 = 44,134.33 : x
  2. Step 2: Convert to fraction form
    78,583.95/108,455.07 = 44,134.33/x
  3. Step 3: Cross multiply
    78,583.95x = 108,455.07 × 44,134.33
  4. Step 4: Simplify right side
    78,583.95x = 4,786,591,393.99
  5. Step 5: Solve for x
    x = 4,786,591,393.99/78,583.95
  6. Step 6: Final answer
    x = 60,910.55

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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.