Home / 106,776.36-160,179.26-36,646.56

Finding the Fourth Proportional to 106,776.36, 160,179.26 and 36,646.56

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Solution

The fourth proportional to 106,776.36, 160,179.26 and 36,646.56 is: 54,974.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,776.36 : 160,179.26 = 36,646.56 : x
  2. Step 2: Convert to fraction form
    106,776.36/160,179.26 = 36,646.56/x
  3. Step 3: Cross multiply
    106,776.36x = 160,179.26 × 36,646.56
  4. Step 4: Simplify right side
    106,776.36x = 5,870,018,679.11
  5. Step 5: Solve for x
    x = 5,870,018,679.11/106,776.36
  6. Step 6: Final answer
    x = 54,974.89

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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.