Home / 143,300.14-214,982.40-48,524.87

Finding the Fourth Proportional to 143,300.14, 214,982.40 and 48,524.87

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Solution

The fourth proportional to 143,300.14, 214,982.40 and 48,524.87 is: 72,798.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,300.14 : 214,982.40 = 48,524.87 : x
  2. Step 2: Convert to fraction form
    143,300.14/214,982.40 = 48,524.87/x
  3. Step 3: Cross multiply
    143,300.14x = 214,982.40 × 48,524.87
  4. Step 4: Simplify right side
    143,300.14x = 10,431,993,012.29
  5. Step 5: Solve for x
    x = 10,431,993,012.29/143,300.14
  6. Step 6: Final answer
    x = 72,798.21

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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.