Home / 55,681.83-76,820.78-36,571.96

Finding the Fourth Proportional to 55,681.83, 76,820.78 and 36,571.96

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Solution

The fourth proportional to 55,681.83, 76,820.78 and 36,571.96 is: 50,456.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,681.83 : 76,820.78 = 36,571.96 : x
  2. Step 2: Convert to fraction form
    55,681.83/76,820.78 = 36,571.96/x
  3. Step 3: Cross multiply
    55,681.83x = 76,820.78 × 36,571.96
  4. Step 4: Simplify right side
    55,681.83x = 2,809,486,310.47
  5. Step 5: Solve for x
    x = 2,809,486,310.47/55,681.83
  6. Step 6: Final answer
    x = 50,456.07

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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.