Home / 79,396.14-109,560.42-43,586.04

Finding the Fourth Proportional to 79,396.14, 109,560.42 and 43,586.04

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Solution

The fourth proportional to 79,396.14, 109,560.42 and 43,586.04 is: 60,145.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,396.14 : 109,560.42 = 43,586.04 : x
  2. Step 2: Convert to fraction form
    79,396.14/109,560.42 = 43,586.04/x
  3. Step 3: Cross multiply
    79,396.14x = 109,560.42 × 43,586.04
  4. Step 4: Simplify right side
    79,396.14x = 4,775,304,848.54
  5. Step 5: Solve for x
    x = 4,775,304,848.54/79,396.14
  6. Step 6: Final answer
    x = 60,145.30

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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.