Home / 43,781.07-60,362.62-28,649.77

Finding the Fourth Proportional to 43,781.07, 60,362.62 and 28,649.77

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Solution

The fourth proportional to 43,781.07, 60,362.62 and 28,649.77 is: 39,500.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,781.07 : 60,362.62 = 28,649.77 : x
  2. Step 2: Convert to fraction form
    43,781.07/60,362.62 = 28,649.77/x
  3. Step 3: Cross multiply
    43,781.07x = 60,362.62 × 28,649.77
  4. Step 4: Simplify right side
    43,781.07x = 1,729,374,957.07
  5. Step 5: Solve for x
    x = 1,729,374,957.07/43,781.07
  6. Step 6: Final answer
    x = 39,500.51

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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.