Home / 106,842.81-160,205.06-43,707.29

Finding the Fourth Proportional to 106,842.81, 160,205.06 and 43,707.29

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Solution

The fourth proportional to 106,842.81, 160,205.06 and 43,707.29 is: 65,536.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,842.81 : 160,205.06 = 43,707.29 : x
  2. Step 2: Convert to fraction form
    106,842.81/160,205.06 = 43,707.29/x
  3. Step 3: Cross multiply
    106,842.81x = 160,205.06 × 43,707.29
  4. Step 4: Simplify right side
    106,842.81x = 7,002,127,997.33
  5. Step 5: Solve for x
    x = 7,002,127,997.33/106,842.81
  6. Step 6: Final answer
    x = 65,536.73

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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.