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Finding the Fourth Proportional to 166,595.70, 229,662.93 and 118,766.01

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Solution

The fourth proportional to 166,595.70, 229,662.93 and 118,766.01 is: 163,726.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,595.70 : 229,662.93 = 118,766.01 : x
  2. Step 2: Convert to fraction form
    166,595.70/229,662.93 = 118,766.01/x
  3. Step 3: Cross multiply
    166,595.70x = 229,662.93 × 118,766.01
  4. Step 4: Simplify right side
    166,595.70x = 27,276,149,841.01
  5. Step 5: Solve for x
    x = 27,276,149,841.01/166,595.70
  6. Step 6: Final answer
    x = 163,726.61

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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.