Home / 106,199.73-159,299.58-43,871.85

Finding the Fourth Proportional to 106,199.73, 159,299.58 and 43,871.85

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Solution

The fourth proportional to 106,199.73, 159,299.58 and 43,871.85 is: 65,807.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,199.73 : 159,299.58 = 43,871.85 : x
  2. Step 2: Convert to fraction form
    106,199.73/159,299.58 = 43,871.85/x
  3. Step 3: Cross multiply
    106,199.73x = 159,299.58 × 43,871.85
  4. Step 4: Simplify right side
    106,199.73x = 6,988,767,278.82
  5. Step 5: Solve for x
    x = 6,988,767,278.82/106,199.73
  6. Step 6: Final answer
    x = 65,807.77

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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.