Home / 68,300.56-94,257.64-40,002.32

Finding the Fourth Proportional to 68,300.56, 94,257.64 and 40,002.32

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Solution

The fourth proportional to 68,300.56, 94,257.64 and 40,002.32 is: 55,204.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,300.56 : 94,257.64 = 40,002.32 : x
  2. Step 2: Convert to fraction form
    68,300.56/94,257.64 = 40,002.32/x
  3. Step 3: Cross multiply
    68,300.56x = 94,257.64 × 40,002.32
  4. Step 4: Simplify right side
    68,300.56x = 3,770,524,277.72
  5. Step 5: Solve for x
    x = 3,770,524,277.72/68,300.56
  6. Step 6: Final answer
    x = 55,204.88

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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.