Home / 175,099.12-262,227.82-99,991.88

Finding the Fourth Proportional to 175,099.12, 262,227.82 and 99,991.88

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Solution

The fourth proportional to 175,099.12, 262,227.82 and 99,991.88 is: 149,747.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,099.12 : 262,227.82 = 99,991.88 : x
  2. Step 2: Convert to fraction form
    175,099.12/262,227.82 = 99,991.88/x
  3. Step 3: Cross multiply
    175,099.12x = 262,227.82 × 99,991.88
  4. Step 4: Simplify right side
    175,099.12x = 26,220,652,710.10
  5. Step 5: Solve for x
    x = 26,220,652,710.10/175,099.12
  6. Step 6: Final answer
    x = 149,747.48

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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.