Home / 54,852.35-75,697.74-30,982.58

Finding the Fourth Proportional to 54,852.35, 75,697.74 and 30,982.58

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Solution

The fourth proportional to 54,852.35, 75,697.74 and 30,982.58 is: 42,756.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,852.35 : 75,697.74 = 30,982.58 : x
  2. Step 2: Convert to fraction form
    54,852.35/75,697.74 = 30,982.58/x
  3. Step 3: Cross multiply
    54,852.35x = 75,697.74 × 30,982.58
  4. Step 4: Simplify right side
    54,852.35x = 2,345,310,906.88
  5. Step 5: Solve for x
    x = 2,345,310,906.88/54,852.35
  6. Step 6: Final answer
    x = 42,756.80

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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.