Home / 93,956.16-140,418.30-68,708.88

Finding the Fourth Proportional to 93,956.16, 140,418.30 and 68,708.88

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Solution

The fourth proportional to 93,956.16, 140,418.30 and 68,708.88 is: 102,686.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,956.16 : 140,418.30 = 68,708.88 : x
  2. Step 2: Convert to fraction form
    93,956.16/140,418.30 = 68,708.88/x
  3. Step 3: Cross multiply
    93,956.16x = 140,418.30 × 68,708.88
  4. Step 4: Simplify right side
    93,956.16x = 9,647,984,124.50
  5. Step 5: Solve for x
    x = 9,647,984,124.50/93,956.16
  6. Step 6: Final answer
    x = 102,686.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.