Home / 45,902.40-68,863.20-14,740.80

Finding the Fourth Proportional to 45,902.40, 68,863.20 and 14,740.80

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Solution

The fourth proportional to 45,902.40, 68,863.20 and 14,740.80 is: 22,114.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,902.40 : 68,863.20 = 14,740.80 : x
  2. Step 2: Convert to fraction form
    45,902.40/68,863.20 = 14,740.80/x
  3. Step 3: Cross multiply
    45,902.40x = 68,863.20 × 14,740.80
  4. Step 4: Simplify right side
    45,902.40x = 1,015,098,658.56
  5. Step 5: Solve for x
    x = 1,015,098,658.56/45,902.40
  6. Step 6: Final answer
    x = 22,114.28

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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.