Home / 49,920.10-68,892.55-27,261.20

Finding the Fourth Proportional to 49,920.10, 68,892.55 and 27,261.20

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Solution

The fourth proportional to 49,920.10, 68,892.55 and 27,261.20 is: 37,621.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,920.10 : 68,892.55 = 27,261.20 : x
  2. Step 2: Convert to fraction form
    49,920.10/68,892.55 = 27,261.20/x
  3. Step 3: Cross multiply
    49,920.10x = 68,892.55 × 27,261.20
  4. Step 4: Simplify right side
    49,920.10x = 1,878,093,584.06
  5. Step 5: Solve for x
    x = 1,878,093,584.06/49,920.10
  6. Step 6: Final answer
    x = 37,621.99

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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.