Home / 166,352.52-229,572.14-90,905.88

Finding the Fourth Proportional to 166,352.52, 229,572.14 and 90,905.88

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Solution

The fourth proportional to 166,352.52, 229,572.14 and 90,905.88 is: 125,453.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,352.52 : 229,572.14 = 90,905.88 : x
  2. Step 2: Convert to fraction form
    166,352.52/229,572.14 = 90,905.88/x
  3. Step 3: Cross multiply
    166,352.52x = 229,572.14 × 90,905.88
  4. Step 4: Simplify right side
    166,352.52x = 20,869,457,410.18
  5. Step 5: Solve for x
    x = 20,869,457,410.18/166,352.52
  6. Step 6: Final answer
    x = 125,453.21

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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.