Home / 49,943.88-68,919.48-27,278.28

Finding the Fourth Proportional to 49,943.88, 68,919.48 and 27,278.28

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Solution

The fourth proportional to 49,943.88, 68,919.48 and 27,278.28 is: 37,642.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,943.88 : 68,919.48 = 27,278.28 : x
  2. Step 2: Convert to fraction form
    49,943.88/68,919.48 = 27,278.28/x
  3. Step 3: Cross multiply
    49,943.88x = 68,919.48 × 27,278.28
  4. Step 4: Simplify right side
    49,943.88x = 1,880,004,872.89
  5. Step 5: Solve for x
    x = 1,880,004,872.89/49,943.88
  6. Step 6: Final answer
    x = 37,642.35

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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.