Home / 68,190.98-94,096.82-37,979.12

Finding the Fourth Proportional to 68,190.98, 94,096.82 and 37,979.12

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Solution

The fourth proportional to 68,190.98, 94,096.82 and 37,979.12 is: 52,407.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,190.98 : 94,096.82 = 37,979.12 : x
  2. Step 2: Convert to fraction form
    68,190.98/94,096.82 = 37,979.12/x
  3. Step 3: Cross multiply
    68,190.98x = 94,096.82 × 37,979.12
  4. Step 4: Simplify right side
    68,190.98x = 3,573,714,418.40
  5. Step 5: Solve for x
    x = 3,573,714,418.40/68,190.98
  6. Step 6: Final answer
    x = 52,407.44

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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.