Home / 55,922.20-77,201.22-43,146.68

Finding the Fourth Proportional to 55,922.20, 77,201.22 and 43,146.68

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Solution

The fourth proportional to 55,922.20, 77,201.22 and 43,146.68 is: 59,564.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,922.20 : 77,201.22 = 43,146.68 : x
  2. Step 2: Convert to fraction form
    55,922.20/77,201.22 = 43,146.68/x
  3. Step 3: Cross multiply
    55,922.20x = 77,201.22 × 43,146.68
  4. Step 4: Simplify right side
    55,922.20x = 3,330,976,334.95
  5. Step 5: Solve for x
    x = 3,330,976,334.95/55,922.20
  6. Step 6: Final answer
    x = 59,564.47

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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.