Home / 106,287.36-159,424.56-43,956.24

Finding the Fourth Proportional to 106,287.36, 159,424.56 and 43,956.24

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Solution

The fourth proportional to 106,287.36, 159,424.56 and 43,956.24 is: 65,931.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,287.36 : 159,424.56 = 43,956.24 : x
  2. Step 2: Convert to fraction form
    106,287.36/159,424.56 = 43,956.24/x
  3. Step 3: Cross multiply
    106,287.36x = 159,424.56 × 43,956.24
  4. Step 4: Simplify right side
    106,287.36x = 7,007,704,221.25
  5. Step 5: Solve for x
    x = 7,007,704,221.25/106,287.36
  6. Step 6: Final answer
    x = 65,931.68

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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.