Home / 104,821.20-156,924.60-92,533.20

Finding the Fourth Proportional to 104,821.20, 156,924.60 and 92,533.20

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Solution

The fourth proportional to 104,821.20, 156,924.60 and 92,533.20 is: 138,528.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,821.20 : 156,924.60 = 92,533.20 : x
  2. Step 2: Convert to fraction form
    104,821.20/156,924.60 = 92,533.20/x
  3. Step 3: Cross multiply
    104,821.20x = 156,924.60 × 92,533.20
  4. Step 4: Simplify right side
    104,821.20x = 14,520,735,396.72
  5. Step 5: Solve for x
    x = 14,520,735,396.72/104,821.20
  6. Step 6: Final answer
    x = 138,528.61

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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.