Home / 68,546.04-94,578.19-39,856.24

Finding the Fourth Proportional to 68,546.04, 94,578.19 and 39,856.24

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Solution

The fourth proportional to 68,546.04, 94,578.19 and 39,856.24 is: 54,992.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,546.04 : 94,578.19 = 39,856.24 : x
  2. Step 2: Convert to fraction form
    68,546.04/94,578.19 = 39,856.24/x
  3. Step 3: Cross multiply
    68,546.04x = 94,578.19 × 39,856.24
  4. Step 4: Simplify right side
    68,546.04x = 3,769,531,039.41
  5. Step 5: Solve for x
    x = 3,769,531,039.41/68,546.04
  6. Step 6: Final answer
    x = 54,992.69

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1.5x scale

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.