Home / 45,680.08-68,522.46-14,517.76

Finding the Fourth Proportional to 45,680.08, 68,522.46 and 14,517.76

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Solution

The fourth proportional to 45,680.08, 68,522.46 and 14,517.76 is: 21,777.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,680.08 : 68,522.46 = 14,517.76 : x
  2. Step 2: Convert to fraction form
    45,680.08/68,522.46 = 14,517.76/x
  3. Step 3: Cross multiply
    45,680.08x = 68,522.46 × 14,517.76
  4. Step 4: Simplify right side
    45,680.08x = 994,792,628.89
  5. Step 5: Solve for x
    x = 994,792,628.89/45,680.08
  6. Step 6: Final answer
    x = 21,777.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.