Home / 222,538.46-333,860.20-72,778.16

Finding the Fourth Proportional to 222,538.46, 333,860.20 and 72,778.16

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Solution

The fourth proportional to 222,538.46, 333,860.20 and 72,778.16 is: 109,184.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,538.46 : 333,860.20 = 72,778.16 : x
  2. Step 2: Convert to fraction form
    222,538.46/333,860.20 = 72,778.16/x
  3. Step 3: Cross multiply
    222,538.46x = 333,860.20 × 72,778.16
  4. Step 4: Simplify right side
    222,538.46x = 24,297,731,705.94
  5. Step 5: Solve for x
    x = 24,297,731,705.94/222,538.46
  6. Step 6: Final answer
    x = 109,184.42

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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.