Home / 106,744.96-147,315.68-58,997.28

Finding the Fourth Proportional to 106,744.96, 147,315.68 and 58,997.28

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Solution

The fourth proportional to 106,744.96, 147,315.68 and 58,997.28 is: 81,420.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,744.96 : 147,315.68 = 58,997.28 : x
  2. Step 2: Convert to fraction form
    106,744.96/147,315.68 = 58,997.28/x
  3. Step 3: Cross multiply
    106,744.96x = 147,315.68 × 58,997.28
  4. Step 4: Simplify right side
    106,744.96x = 8,691,224,421.35
  5. Step 5: Solve for x
    x = 8,691,224,421.35/106,744.96
  6. Step 6: Final answer
    x = 81,420.47

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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.