Home / 194,538.48-291,838.96-82,219.84

Finding the Fourth Proportional to 194,538.48, 291,838.96 and 82,219.84

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Solution

The fourth proportional to 194,538.48, 291,838.96 and 82,219.84 is: 123,342.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,538.48 : 291,838.96 = 82,219.84 : x
  2. Step 2: Convert to fraction form
    194,538.48/291,838.96 = 82,219.84/x
  3. Step 3: Cross multiply
    194,538.48x = 291,838.96 × 82,219.84
  4. Step 4: Simplify right side
    194,538.48x = 23,994,952,596.97
  5. Step 5: Solve for x
    x = 23,994,952,596.97/194,538.48
  6. Step 6: Final answer
    x = 123,342.96

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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.