Home / 68,317.83-94,286.83-40,023.52

Finding the Fourth Proportional to 68,317.83, 94,286.83 and 40,023.52

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Solution

The fourth proportional to 68,317.83, 94,286.83 and 40,023.52 is: 55,237.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,317.83 : 94,286.83 = 40,023.52 : x
  2. Step 2: Convert to fraction form
    68,317.83/94,286.83 = 40,023.52/x
  3. Step 3: Cross multiply
    68,317.83x = 94,286.83 × 40,023.52
  4. Step 4: Simplify right side
    68,317.83x = 3,773,690,826.24
  5. Step 5: Solve for x
    x = 3,773,690,826.24/68,317.83
  6. Step 6: Final answer
    x = 55,237.28

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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.