Home / 667,562.82-1,001,333.30-162,127.95

Finding the Fourth Proportional to 667,562.82, 1,001,333.30 and 162,127.95

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Solution

The fourth proportional to 667,562.82, 1,001,333.30 and 162,127.95 is: 243,189.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,562.82 : 1,001,333.30 = 162,127.95 : x
  2. Step 2: Convert to fraction form
    667,562.82/1,001,333.30 = 162,127.95/x
  3. Step 3: Cross multiply
    667,562.82x = 1,001,333.30 × 162,127.95
  4. Step 4: Simplify right side
    667,562.82x = 162,344,114,385.10
  5. Step 5: Solve for x
    x = 162,344,114,385.10/667,562.82
  6. Step 6: Final answer
    x = 243,189.27

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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.