Home / 68,360.24-94,339.38-39,677.74

Finding the Fourth Proportional to 68,360.24, 94,339.38 and 39,677.74

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Solution

The fourth proportional to 68,360.24, 94,339.38 and 39,677.74 is: 54,756.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,360.24 : 94,339.38 = 39,677.74 : x
  2. Step 2: Convert to fraction form
    68,360.24/94,339.38 = 39,677.74/x
  3. Step 3: Cross multiply
    68,360.24x = 94,339.38 × 39,677.74
  4. Step 4: Simplify right side
    68,360.24x = 3,743,173,391.40
  5. Step 5: Solve for x
    x = 3,743,173,391.40/68,360.24
  6. Step 6: Final answer
    x = 54,756.59

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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.