Home / 217,844.51-326,757.87-75,722.02

Finding the Fourth Proportional to 217,844.51, 326,757.87 and 75,722.02

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Solution

The fourth proportional to 217,844.51, 326,757.87 and 75,722.02 is: 113,579.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,844.51 : 326,757.87 = 75,722.02 : x
  2. Step 2: Convert to fraction form
    217,844.51/326,757.87 = 75,722.02/x
  3. Step 3: Cross multiply
    217,844.51x = 326,757.87 × 75,722.02
  4. Step 4: Simplify right side
    217,844.51x = 24,742,765,150.40
  5. Step 5: Solve for x
    x = 24,742,765,150.40/217,844.51
  6. Step 6: Final answer
    x = 113,579.94

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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.