Home / 68,381.63-94,370.34-40,096.43

Finding the Fourth Proportional to 68,381.63, 94,370.34 and 40,096.43

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Solution

The fourth proportional to 68,381.63, 94,370.34 and 40,096.43 is: 55,335.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,381.63 : 94,370.34 = 40,096.43 : x
  2. Step 2: Convert to fraction form
    68,381.63/94,370.34 = 40,096.43/x
  3. Step 3: Cross multiply
    68,381.63x = 94,370.34 × 40,096.43
  4. Step 4: Simplify right side
    68,381.63x = 3,783,913,260.03
  5. Step 5: Solve for x
    x = 3,783,913,260.03/68,381.63
  6. Step 6: Final answer
    x = 55,335.23

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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.