Home / 68,450.46-94,458.87-38,235.30

Finding the Fourth Proportional to 68,450.46, 94,458.87 and 38,235.30

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Solution

The fourth proportional to 68,450.46, 94,458.87 and 38,235.30 is: 52,763.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,450.46 : 94,458.87 = 38,235.30 : x
  2. Step 2: Convert to fraction form
    68,450.46/94,458.87 = 38,235.30/x
  3. Step 3: Cross multiply
    68,450.46x = 94,458.87 × 38,235.30
  4. Step 4: Simplify right side
    68,450.46x = 3,611,663,232.11
  5. Step 5: Solve for x
    x = 3,611,663,232.11/68,450.46
  6. Step 6: Final answer
    x = 52,763.17

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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.