Home / 106,022.24-159,052.80-43,658.72

Finding the Fourth Proportional to 106,022.24, 159,052.80 and 43,658.72

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Solution

The fourth proportional to 106,022.24, 159,052.80 and 43,658.72 is: 65,496.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,022.24 : 159,052.80 = 43,658.72 : x
  2. Step 2: Convert to fraction form
    106,022.24/159,052.80 = 43,658.72/x
  3. Step 3: Cross multiply
    106,022.24x = 159,052.80 × 43,658.72
  4. Step 4: Simplify right side
    106,022.24x = 6,944,041,660.42
  5. Step 5: Solve for x
    x = 6,944,041,660.42/106,022.24
  6. Step 6: Final answer
    x = 65,496.09

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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.