Home / 667,429.00-1,001,132.89-161,994.15

Finding the Fourth Proportional to 667,429.00, 1,001,132.89 and 161,994.15

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Solution

The fourth proportional to 667,429.00, 1,001,132.89 and 161,994.15 is: 242,988.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,429.00 : 1,001,132.89 = 161,994.15 : x
  2. Step 2: Convert to fraction form
    667,429.00/1,001,132.89 = 161,994.15/x
  3. Step 3: Cross multiply
    667,429.00x = 1,001,132.89 × 161,994.15
  4. Step 4: Simplify right side
    667,429.00x = 162,177,671,147.61
  5. Step 5: Solve for x
    x = 162,177,671,147.61/667,429.00
  6. Step 6: Final answer
    x = 242,988.65

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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.