Home / 49,875-68,828.94-27,520.44

Finding the Fourth Proportional to 49,875, 68,828.94 and 27,520.44

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Solution

The fourth proportional to 49,875, 68,828.94 and 27,520.44 is: 37,979.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,875 : 68,828.94 = 27,520.44 : x
  2. Step 2: Convert to fraction form
    49,875/68,828.94 = 27,520.44/x
  3. Step 3: Cross multiply
    49,875x = 68,828.94 × 27,520.44
  4. Step 4: Simplify right side
    49,875x = 1,894,202,713.53
  5. Step 5: Solve for x
    x = 1,894,202,713.53/49,875
  6. Step 6: Final answer
    x = 37,979.00

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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.