Home / 106,319.00-159,545.24-43,139.37

Finding the Fourth Proportional to 106,319.00, 159,545.24 and 43,139.37

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Solution

The fourth proportional to 106,319.00, 159,545.24 and 43,139.37 is: 64,736.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,319.00 : 159,545.24 = 43,139.37 : x
  2. Step 2: Convert to fraction form
    106,319.00/159,545.24 = 43,139.37/x
  3. Step 3: Cross multiply
    106,319.00x = 159,545.24 × 43,139.37
  4. Step 4: Simplify right side
    106,319.00x = 6,882,681,029.69
  5. Step 5: Solve for x
    x = 6,882,681,029.69/106,319.00
  6. Step 6: Final answer
    x = 64,736.14

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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.