Home / 106,027.20-158,924.16-43,663.68

Finding the Fourth Proportional to 106,027.20, 158,924.16 and 43,663.68

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Solution

The fourth proportional to 106,027.20, 158,924.16 and 43,663.68 is: 65,447.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,027.20 : 158,924.16 = 43,663.68 : x
  2. Step 2: Convert to fraction form
    106,027.20/158,924.16 = 43,663.68/x
  3. Step 3: Cross multiply
    106,027.20x = 158,924.16 × 43,663.68
  4. Step 4: Simplify right side
    106,027.20x = 6,939,213,666.51
  5. Step 5: Solve for x
    x = 6,939,213,666.51/106,027.20
  6. Step 6: Final answer
    x = 65,447.49

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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.