Home / 49,919.75-68,889.36-27,258.92

Finding the Fourth Proportional to 49,919.75, 68,889.36 and 27,258.92

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Solution

The fourth proportional to 49,919.75, 68,889.36 and 27,258.92 is: 37,617.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,919.75 : 68,889.36 = 27,258.92 : x
  2. Step 2: Convert to fraction form
    49,919.75/68,889.36 = 27,258.92/x
  3. Step 3: Cross multiply
    49,919.75x = 68,889.36 × 27,258.92
  4. Step 4: Simplify right side
    49,919.75x = 1,877,849,208.64
  5. Step 5: Solve for x
    x = 1,877,849,208.64/49,919.75
  6. Step 6: Final answer
    x = 37,617.36

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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.