Home / 110,819.20-166,333.20-58,266.40

Finding the Fourth Proportional to 110,819.20, 166,333.20 and 58,266.40

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Solution

The fourth proportional to 110,819.20, 166,333.20 and 58,266.40 is: 87,454.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,819.20 : 166,333.20 = 58,266.40 : x
  2. Step 2: Convert to fraction form
    110,819.20/166,333.20 = 58,266.40/x
  3. Step 3: Cross multiply
    110,819.20x = 166,333.20 × 58,266.40
  4. Step 4: Simplify right side
    110,819.20x = 9,691,636,764.48
  5. Step 5: Solve for x
    x = 9,691,636,764.48/110,819.20
  6. Step 6: Final answer
    x = 87,454.49

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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.