Home / 68,879.97-95,055.53-38,252.25

Finding the Fourth Proportional to 68,879.97, 95,055.53 and 38,252.25

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Solution

The fourth proportional to 68,879.97, 95,055.53 and 38,252.25 is: 52,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,879.97 : 95,055.53 = 38,252.25 : x
  2. Step 2: Convert to fraction form
    68,879.97/95,055.53 = 38,252.25/x
  3. Step 3: Cross multiply
    68,879.97x = 95,055.53 × 38,252.25
  4. Step 4: Simplify right side
    68,879.97x = 3,636,087,706.18
  5. Step 5: Solve for x
    x = 3,636,087,706.18/68,879.97
  6. Step 6: Final answer
    x = 52,788.75

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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.