Home / 75,464.40-113,196.60-50,581.20

Finding the Fourth Proportional to 75,464.40, 113,196.60 and 50,581.20

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Solution

The fourth proportional to 75,464.40, 113,196.60 and 50,581.20 is: 75,871.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,464.40 : 113,196.60 = 50,581.20 : x
  2. Step 2: Convert to fraction form
    75,464.40/113,196.60 = 50,581.20/x
  3. Step 3: Cross multiply
    75,464.40x = 113,196.60 × 50,581.20
  4. Step 4: Simplify right side
    75,464.40x = 5,725,619,863.92
  5. Step 5: Solve for x
    x = 5,725,619,863.92/75,464.40
  6. Step 6: Final answer
    x = 75,871.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.