Home / 667,404.37-1,001,098.12-161,969.50

Finding the Fourth Proportional to 667,404.37, 1,001,098.12 and 161,969.50

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Solution

The fourth proportional to 667,404.37, 1,001,098.12 and 161,969.50 is: 242,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,404.37 : 1,001,098.12 = 161,969.50 : x
  2. Step 2: Convert to fraction form
    667,404.37/1,001,098.12 = 161,969.50/x
  3. Step 3: Cross multiply
    667,404.37x = 1,001,098.12 × 161,969.50
  4. Step 4: Simplify right side
    667,404.37x = 162,147,361,947.34
  5. Step 5: Solve for x
    x = 162,147,361,947.34/667,404.37
  6. Step 6: Final answer
    x = 242,952.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.