Home / 166,694.45-250,063.64-54,335.30

Finding the Fourth Proportional to 166,694.45, 250,063.64 and 54,335.30

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Solution

The fourth proportional to 166,694.45, 250,063.64 and 54,335.30 is: 81,510.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,694.45 : 250,063.64 = 54,335.30 : x
  2. Step 2: Convert to fraction form
    166,694.45/250,063.64 = 54,335.30/x
  3. Step 3: Cross multiply
    166,694.45x = 250,063.64 × 54,335.30
  4. Step 4: Simplify right side
    166,694.45x = 13,587,281,376.50
  5. Step 5: Solve for x
    x = 13,587,281,376.50/166,694.45
  6. Step 6: Final answer
    x = 81,510.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.