Home / 55,579.42-76,537.86-48,308.25

Finding the Fourth Proportional to 55,579.42, 76,537.86 and 48,308.25

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Solution

The fourth proportional to 55,579.42, 76,537.86 and 48,308.25 is: 66,524.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,579.42 : 76,537.86 = 48,308.25 : x
  2. Step 2: Convert to fraction form
    55,579.42/76,537.86 = 48,308.25/x
  3. Step 3: Cross multiply
    55,579.42x = 76,537.86 × 48,308.25
  4. Step 4: Simplify right side
    55,579.42x = 3,697,410,022.41
  5. Step 5: Solve for x
    x = 3,697,410,022.41/55,579.42
  6. Step 6: Final answer
    x = 66,524.81

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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.