Home / 106,744.70-147,315.33-58,997.03

Finding the Fourth Proportional to 106,744.70, 147,315.33 and 58,997.03

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Solution

The fourth proportional to 106,744.70, 147,315.33 and 58,997.03 is: 81,420.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,744.70 : 147,315.33 = 58,997.03 : x
  2. Step 2: Convert to fraction form
    106,744.70/147,315.33 = 58,997.03/x
  3. Step 3: Cross multiply
    106,744.70x = 147,315.33 × 58,997.03
  4. Step 4: Simplify right side
    106,744.70x = 8,691,166,206.89
  5. Step 5: Solve for x
    x = 8,691,166,206.89/106,744.70
  6. Step 6: Final answer
    x = 81,420.12

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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.