Home / 76,844.12-106,004.57-62,519.95

Finding the Fourth Proportional to 76,844.12, 106,004.57 and 62,519.95

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Solution

The fourth proportional to 76,844.12, 106,004.57 and 62,519.95 is: 86,244.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,844.12 : 106,004.57 = 62,519.95 : x
  2. Step 2: Convert to fraction form
    76,844.12/106,004.57 = 62,519.95/x
  3. Step 3: Cross multiply
    76,844.12x = 106,004.57 × 62,519.95
  4. Step 4: Simplify right side
    76,844.12x = 6,627,400,763.59
  5. Step 5: Solve for x
    x = 6,627,400,763.59/76,844.12
  6. Step 6: Final answer
    x = 86,244.74

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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.