Home / 231,347.40-346,956.30-73,624.20

Finding the Fourth Proportional to 231,347.40, 346,956.30 and 73,624.20

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Solution

The fourth proportional to 231,347.40, 346,956.30 and 73,624.20 is: 110,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,347.40 : 346,956.30 = 73,624.20 : x
  2. Step 2: Convert to fraction form
    231,347.40/346,956.30 = 73,624.20/x
  3. Step 3: Cross multiply
    231,347.40x = 346,956.30 × 73,624.20
  4. Step 4: Simplify right side
    231,347.40x = 25,544,380,022.46
  5. Step 5: Solve for x
    x = 25,544,380,022.46/231,347.40
  6. Step 6: Final answer
    x = 110,415.68

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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.