Home / 166,143.60-229,270.16-94,516.88

Finding the Fourth Proportional to 166,143.60, 229,270.16 and 94,516.88

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Solution

The fourth proportional to 166,143.60, 229,270.16 and 94,516.88 is: 130,428.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,143.60 : 229,270.16 = 94,516.88 : x
  2. Step 2: Convert to fraction form
    166,143.60/229,270.16 = 94,516.88/x
  3. Step 3: Cross multiply
    166,143.60x = 229,270.16 × 94,516.88
  4. Step 4: Simplify right side
    166,143.60x = 21,669,900,200.30
  5. Step 5: Solve for x
    x = 21,669,900,200.30/166,143.60
  6. Step 6: Final answer
    x = 130,428.74

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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.