Home / 231,039.10-346,619.40-73,267.30

Finding the Fourth Proportional to 231,039.10, 346,619.40 and 73,267.30

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Solution

The fourth proportional to 231,039.10, 346,619.40 and 73,267.30 is: 109,920.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,039.10 : 346,619.40 = 73,267.30 : x
  2. Step 2: Convert to fraction form
    231,039.10/346,619.40 = 73,267.30/x
  3. Step 3: Cross multiply
    231,039.10x = 346,619.40 × 73,267.30
  4. Step 4: Simplify right side
    231,039.10x = 25,395,867,565.62
  5. Step 5: Solve for x
    x = 25,395,867,565.62/231,039.10
  6. Step 6: Final answer
    x = 109,920.22

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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.