Home / 49,481.88-68,289.31-27,130.20

Finding the Fourth Proportional to 49,481.88, 68,289.31 and 27,130.20

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Solution

The fourth proportional to 49,481.88, 68,289.31 and 27,130.20 is: 37,442.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,481.88 : 68,289.31 = 27,130.20 : x
  2. Step 2: Convert to fraction form
    49,481.88/68,289.31 = 27,130.20/x
  3. Step 3: Cross multiply
    49,481.88x = 68,289.31 × 27,130.20
  4. Step 4: Simplify right side
    49,481.88x = 1,852,702,638.16
  5. Step 5: Solve for x
    x = 1,852,702,638.16/49,481.88
  6. Step 6: Final answer
    x = 37,442.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.