Home / 93,676.20-140,514.30-92,801.40

Finding the Fourth Proportional to 93,676.20, 140,514.30 and 92,801.40

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Solution

The fourth proportional to 93,676.20, 140,514.30 and 92,801.40 is: 139,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,676.20 : 140,514.30 = 92,801.40 : x
  2. Step 2: Convert to fraction form
    93,676.20/140,514.30 = 92,801.40/x
  3. Step 3: Cross multiply
    93,676.20x = 140,514.30 × 92,801.40
  4. Step 4: Simplify right side
    93,676.20x = 13,039,923,760.02
  5. Step 5: Solve for x
    x = 13,039,923,760.02/93,676.20
  6. Step 6: Final answer
    x = 139,202.10

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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.