Home / 43,678.44-65,530.62-18,706.14

Finding the Fourth Proportional to 43,678.44, 65,530.62 and 18,706.14

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Solution

The fourth proportional to 43,678.44, 65,530.62 and 18,706.14 is: 28,064.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,678.44 : 65,530.62 = 18,706.14 : x
  2. Step 2: Convert to fraction form
    43,678.44/65,530.62 = 18,706.14/x
  3. Step 3: Cross multiply
    43,678.44x = 65,530.62 × 18,706.14
  4. Step 4: Simplify right side
    43,678.44x = 1,225,824,952.01
  5. Step 5: Solve for x
    x = 1,225,824,952.01/43,678.44
  6. Step 6: Final answer
    x = 28,064.76

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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.