Home / 121,361.22-181,910.34-62,115.66

Finding the Fourth Proportional to 121,361.22, 181,910.34 and 62,115.66

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Solution

The fourth proportional to 121,361.22, 181,910.34 and 62,115.66 is: 93,106.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,361.22 : 181,910.34 = 62,115.66 : x
  2. Step 2: Convert to fraction form
    121,361.22/181,910.34 = 62,115.66/x
  3. Step 3: Cross multiply
    121,361.22x = 181,910.34 × 62,115.66
  4. Step 4: Simplify right side
    121,361.22x = 11,299,480,829.92
  5. Step 5: Solve for x
    x = 11,299,480,829.92/121,361.22
  6. Step 6: Final answer
    x = 93,106.19

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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.