Home / 110,721.44-152,790.48-60,419.36

Finding the Fourth Proportional to 110,721.44, 152,790.48 and 60,419.36

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Solution

The fourth proportional to 110,721.44, 152,790.48 and 60,419.36 is: 83,375.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,721.44 : 152,790.48 = 60,419.36 : x
  2. Step 2: Convert to fraction form
    110,721.44/152,790.48 = 60,419.36/x
  3. Step 3: Cross multiply
    110,721.44x = 152,790.48 × 60,419.36
  4. Step 4: Simplify right side
    110,721.44x = 9,231,503,015.69
  5. Step 5: Solve for x
    x = 9,231,503,015.69/110,721.44
  6. Step 6: Final answer
    x = 83,375.93

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1.5x scale

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.