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Finding the Fourth Proportional to 166,355.52, 229,505.52 and 102,582.60

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Solution

The fourth proportional to 166,355.52, 229,505.52 and 102,582.60 is: 141,523.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,355.52 : 229,505.52 = 102,582.60 : x
  2. Step 2: Convert to fraction form
    166,355.52/229,505.52 = 102,582.60/x
  3. Step 3: Cross multiply
    166,355.52x = 229,505.52 × 102,582.60
  4. Step 4: Simplify right side
    166,355.52x = 23,543,272,955.95
  5. Step 5: Solve for x
    x = 23,543,272,955.95/166,355.52
  6. Step 6: Final answer
    x = 141,523.85

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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.