Home / 68,363.16-94,343.58-40,067.16

Finding the Fourth Proportional to 68,363.16, 94,343.58 and 40,067.16

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Solution

The fourth proportional to 68,363.16, 94,343.58 and 40,067.16 is: 55,294.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,363.16 : 94,343.58 = 40,067.16 : x
  2. Step 2: Convert to fraction form
    68,363.16/94,343.58 = 40,067.16/x
  3. Step 3: Cross multiply
    68,363.16x = 94,343.58 × 40,067.16
  4. Step 4: Simplify right side
    68,363.16x = 3,780,079,314.83
  5. Step 5: Solve for x
    x = 3,780,079,314.83/68,363.16
  6. Step 6: Final answer
    x = 55,294.10

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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.