Home / 104,854.20-156,974.10-92,566.20

Finding the Fourth Proportional to 104,854.20, 156,974.10 and 92,566.20

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Solution

The fourth proportional to 104,854.20, 156,974.10 and 92,566.20 is: 138,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,854.20 : 156,974.10 = 92,566.20 : x
  2. Step 2: Convert to fraction form
    104,854.20/156,974.10 = 92,566.20/x
  3. Step 3: Cross multiply
    104,854.20x = 156,974.10 × 92,566.20
  4. Step 4: Simplify right side
    104,854.20x = 14,530,495,935.42
  5. Step 5: Solve for x
    x = 14,530,495,935.42/104,854.20
  6. Step 6: Final answer
    x = 138,578.10

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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.