Home / 68,321.67-94,284.42-38,108.94

Finding the Fourth Proportional to 68,321.67, 94,284.42 and 38,108.94

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Solution

The fourth proportional to 68,321.67, 94,284.42 and 38,108.94 is: 52,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,321.67 : 94,284.42 = 38,108.94 : x
  2. Step 2: Convert to fraction form
    68,321.67/94,284.42 = 38,108.94/x
  3. Step 3: Cross multiply
    68,321.67x = 94,284.42 × 38,108.94
  4. Step 4: Simplify right side
    68,321.67x = 3,593,079,304.71
  5. Step 5: Solve for x
    x = 3,593,079,304.71/68,321.67
  6. Step 6: Final answer
    x = 52,590.62

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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.