Home / 68,450.19-94,461.59-38,236.78

Finding the Fourth Proportional to 68,450.19, 94,461.59 and 38,236.78

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Solution

The fourth proportional to 68,450.19, 94,461.59 and 38,236.78 is: 52,766.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,450.19 : 94,461.59 = 38,236.78 : x
  2. Step 2: Convert to fraction form
    68,450.19/94,461.59 = 38,236.78/x
  3. Step 3: Cross multiply
    68,450.19x = 94,461.59 × 38,236.78
  4. Step 4: Simplify right side
    68,450.19x = 3,611,907,035.28
  5. Step 5: Solve for x
    x = 3,611,907,035.28/68,450.19
  6. Step 6: Final answer
    x = 52,766.94

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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.