Home / 166,323.20-229,526.11-89,842.30

Finding the Fourth Proportional to 166,323.20, 229,526.11 and 89,842.30

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Solution

The fourth proportional to 166,323.20, 229,526.11 and 89,842.30 is: 123,982.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,323.20 : 229,526.11 = 89,842.30 : x
  2. Step 2: Convert to fraction form
    166,323.20/229,526.11 = 89,842.30/x
  3. Step 3: Cross multiply
    166,323.20x = 229,526.11 × 89,842.30
  4. Step 4: Simplify right side
    166,323.20x = 20,621,152,035.61
  5. Step 5: Solve for x
    x = 20,621,152,035.61/166,323.20
  6. Step 6: Final answer
    x = 123,982.42

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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.