Home / 115,675.56-159,649.38-73,238.04

Finding the Fourth Proportional to 115,675.56, 159,649.38 and 73,238.04

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Solution

The fourth proportional to 115,675.56, 159,649.38 and 73,238.04 is: 101,079.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,675.56 : 159,649.38 = 73,238.04 : x
  2. Step 2: Convert to fraction form
    115,675.56/159,649.38 = 73,238.04/x
  3. Step 3: Cross multiply
    115,675.56x = 159,649.38 × 73,238.04
  4. Step 4: Simplify right side
    115,675.56x = 11,692,407,678.42
  5. Step 5: Solve for x
    x = 11,692,407,678.42/115,675.56
  6. Step 6: Final answer
    x = 101,079.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.