Home / 68,157.60-94,063.36-37,941.92

Finding the Fourth Proportional to 68,157.60, 94,063.36 and 37,941.92

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Solution

The fourth proportional to 68,157.60, 94,063.36 and 37,941.92 is: 52,363.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,157.60 : 94,063.36 = 37,941.92 : x
  2. Step 2: Convert to fraction form
    68,157.60/94,063.36 = 37,941.92/x
  3. Step 3: Cross multiply
    68,157.60x = 94,063.36 × 37,941.92
  4. Step 4: Simplify right side
    68,157.60x = 3,568,944,480.05
  5. Step 5: Solve for x
    x = 3,568,944,480.05/68,157.60
  6. Step 6: Final answer
    x = 52,363.12

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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.