Home / 92,214.10-138,321.15-82,882.90

Finding the Fourth Proportional to 92,214.10, 138,321.15 and 82,882.90

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Solution

The fourth proportional to 92,214.10, 138,321.15 and 82,882.90 is: 124,324.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,214.10 : 138,321.15 = 82,882.90 : x
  2. Step 2: Convert to fraction form
    92,214.10/138,321.15 = 82,882.90/x
  3. Step 3: Cross multiply
    92,214.10x = 138,321.15 × 82,882.90
  4. Step 4: Simplify right side
    92,214.10x = 11,464,458,043.34
  5. Step 5: Solve for x
    x = 11,464,458,043.34/92,214.10
  6. Step 6: Final answer
    x = 124,324.35

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1.5x scale

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.